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Several workers were evacuated on Sunday morning at the Fukushima nuclear plant after the level of radioactivity exceeded 10 million times the normal.
The water used to cool the reactor number two was found extremely high amounts of particles of radioactive iodine.
Measured in samples from the water, found in the basem... | <urn:uuid:2205fa93-120d-4b95-82ee-1b67fee4a968> | 3.171875 | 271 | News Article | Science & Tech. | 23.186029 | 900 |
(CNN) -- Human concepts of beauty are shaping conservation efforts, protecting good-looking plants and animals over ugly ones, a study suggests.
The report, "The new Noah's Ark: beautiful and useful species only,"has been published in the 2012 edition of the scientific journal, Biodiversity.
It describes how vulnerable... | <urn:uuid:9104c211-db1a-41e5-b988-0cc317fcf702> | 3.5625 | 652 | News Article | Science & Tech. | 32.614091 | 901 |
Foreign type specifiers
Here is a list of valid foreign type specifiers for use in accessing external objects.
Specifies an undefined return value. Not allowed as argument type.
As argument: any value (#f is false (zero), anything else is true (non-zero).
As result: anything different from 0 and the NULL pointer is #t.... | <urn:uuid:08e121ec-528c-431d-8fa1-d9b648ce2bc3> | 2.75 | 2,585 | Documentation | Software Dev. | 62.103392 | 902 |
AP Science Writer
NEW YORK (AP) -- To millions of people, the Christmas tree is a cheerful sight. To scientists who decipher the DNA codes of plants and animals, it's a monster.
We're talking about the conifer, the umbrella term for cone-bearing trees like the spruce, fir, pine, cypress and cedar. Apart from their Yule... | <urn:uuid:f461cfee-52d4-44c8-8d89-3766fc9c54a1> | 3.421875 | 1,157 | News Article | Science & Tech. | 53.136503 | 903 |
Science Fair Project Encyclopedia
Knot theory is a branch of topology that was inspired by observations, as the name suggests, of knots. But progress in the field no longer depends on experiments with twine. Knot theory concerns itself with abstract properties of theoretical knots — the spatial arrangements that in pri... | <urn:uuid:5224c8e3-2023-4490-bcb0-4fefe395a832> | 4.03125 | 1,141 | Knowledge Article | Science & Tech. | 51.304251 | 904 |
If a scientist tells you sunny days are ahead – duck and cover! He may be talking about space weather and the giant solar flares that fry satellites and national electrical grids! Just in case you haven’t had enough stormy weather here on Earth, astronomers are warning us to expect some major solar storms over the next... | <urn:uuid:dc24befb-d4c9-4371-9a63-1f141b1e9882> | 3.328125 | 726 | Personal Blog | Science & Tech. | 52.709775 | 905 |
colorful images are of thin slices of meteorites viewed through a
Part of the group classified as HED meteorites
for their mineral content (Howardite, Eucrite, Diogenite), they likely
to Earth from 4 Vesta,
the mainbelt asteroid currently being explored by NASA's
Why are they thought to be from Vesta?
Because the HED m... | <urn:uuid:ebe51457-c1d9-4dd2-ae15-e45a12f08e6c> | 3.359375 | 192 | Knowledge Article | Science & Tech. | 49.004658 | 906 |
Image: Intestinal Bacteria
- D. Colgan
- © Australian Museum
There are many forms of bacteria, which gain their energy in a variety of ways.
Some bacteria are autotrophic, making their own food in a similar way to plants by splitting carbon dioxide using energy from the sun, or through the oxidation of elements such as... | <urn:uuid:51c8aebe-2cb4-45db-926f-50831be45f19> | 3.765625 | 193 | Knowledge Article | Science & Tech. | 13.35035 | 907 |
A research group at Rice University (Houston; www.rice.edu) has developed a method for vaporizing water into steam using sunlight-illuminated nanoparticles, with only a small fraction of the energy heating the fluid. Sub-wavelength metal or carbon particles...
This information is only available to Gold members.
Forgot ... | <urn:uuid:bb9bd42f-ea66-4798-ae90-07b5afa1c944> | 2.578125 | 118 | Truncated | Science & Tech. | 47.005519 | 908 |
What is Dynamic Combinatorial Chemistry?
DCC methodology utilizes cyclic structures which interchange via reversible covalent bond formation to create a dynamic library of potential receptors. When this thermodynamically controlled mixture is incubated with an analyte of interest, the library responds by shifting the e... | <urn:uuid:6e56a4a3-6b0d-4a30-b131-b11068516a66> | 2.734375 | 299 | Knowledge Article | Science & Tech. | 13.672278 | 909 |
The recognized authority for satellite observations of Amazon deforestation is the Brazilian Space Research Institute (Portuguese acronym, INPE). This organization has been monitoring Amazon deforestation since 1988. Currently, INPE publishes monthly reports (for example, see the August 2009 [PDF] report in Portuguese)... | <urn:uuid:285048c7-93aa-4420-917d-d409dcd86a84> | 3.5625 | 233 | Knowledge Article | Science & Tech. | 26.751402 | 910 |
This tutorial, developed for high school physics students, uses multiple graphs and animations to study the relationship between the motion of an object and its graph of Velocity vs. Time. Users explore the relationship between position and velocity, positive and negative velocities, slope and shape of graphs, and acce... | <urn:uuid:9c52facc-6efa-4158-bbd2-7f8905b6f5a6> | 4.3125 | 1,174 | Content Listing | Science & Tech. | 46.876969 | 911 |
This material has 2 associated documents. Select a document title to view a document's information.
The Einstein Cannon model computes and displays the trajectory of cannonballs (particles) shot from a cannon in the vicinity of a black hole. It was created for the study of Einstein's theory of general relativity and th... | <urn:uuid:30473464-14c9-4b83-96a9-e55a7faabbb7> | 3.515625 | 346 | Knowledge Article | Science & Tech. | 50.896718 | 912 |
A new tool to identify the calls of bat species could help conservation efforts.
Because bats are nocturnal and difficult to observe or catch, the most effective way to study them is to monitor their echolocation calls. These sounds are emitted in order to hear the echo bouncing back from surfaces around the bats, allo... | <urn:uuid:293a002d-f152-4885-9293-13b158f7cec0> | 4.46875 | 398 | News Article | Science & Tech. | 29.966706 | 913 |
Previous DailyTech stories have detailed recent cooling experienced by the planet, and highlighted some of the scientists currently predicting extended global cooling. Even the UN IPCC has stated that world temperatures may continue to decline, if only briefly.
Now, an expert in geophysics at the National Autonomous Un... | <urn:uuid:b541eb1c-8210-4607-99fd-7ed44c1918fe> | 3.59375 | 343 | News Article | Science & Tech. | 31.846667 | 914 |
Indian space program was rocked by a setback on Christmas Day.
An unmanned Indian rocket lifted off from
the Satish Dhawan Space Center on Saturday and blew
up live on television after its launch because of a
malfunction. The Geosynchronous Satellite Launch Vehicle
(GSLV) was carrying an advanced GSAT-5P
communication ... | <urn:uuid:8f85f615-485c-4f6e-890f-802a5e5bc99f> | 2.65625 | 298 | News Article | Science & Tech. | 40.971369 | 915 |
The Spitzer Space Telescope prior to launch
|Organization||NASA / JPL / Caltech|
|Major contractors||Lockheed Martin
|Launch date||2003-08-25, 05:35:00 UTC|
|Launched from||Cape Canaveral, Florida|
|Launch vehicle||Delta II 7920H ELV|
|Mission length||2.5 to 5+ years
(9 years, 9 months, and 25 days elapsed)
|Mass||950 ... | <urn:uuid:93ae5210-f5df-4b6d-9f49-16f0d8cc451d> | 3.625 | 5,111 | Knowledge Article | Science & Tech. | 47.510557 | 916 |
The sun sets over Welsh mountains in a December 2008 file photo.
Sunspot group 1024, which finally developed over the 4th of July weekend.
A large flare shoots out from the sun.
After one of the longest sunspot droughts in modern times, solar activity picked up quickly over the weekend.
A new group of sunspots develope... | <urn:uuid:ef7dd6c7-d30d-4ae9-ace0-13398394a006> | 3.15625 | 525 | News Article | Science & Tech. | 53.85457 | 917 |
You can speed up the access to nodes of a large Info file by giving it a tags table. Unlike the tags table for a program, the tags table for an Info file lives inside the file itself and is used automatically whenever Info reads in the file.
To make a tags table, go to a node in the file using Emacs Info mode and type
... | <urn:uuid:f1c967b6-09da-4c74-be97-39a54162e550> | 2.609375 | 324 | Tutorial | Software Dev. | 53.554853 | 918 |
Altruistic Aphids, an Evolutionary Anomaly
by Brian Thomas, M.S. *
Certain aphids manipulate plant tissues to form a hollow gall in which they then reside. But aphids will also help heal plant tissue that they’ve damaged. This behavior serves as a vital self-defense mechanism, because when the gall’s walls are eaten by... | <urn:uuid:168551a6-9ad6-44d0-90bd-e9024b19fa8d> | 3.453125 | 532 | News Article | Science & Tech. | 40.200577 | 919 |
ICMAKE Part 2
Icmake source files are written according to a well-defined syntax, closely resembling the syntax of the C programming language. This is no coincidence. Since the C programming language is so central in the Unix operating system, we assumed that many people using the Unix operating system are familiar wit... | <urn:uuid:031f7ec1-ba10-4fc6-af49-782fc65e4df5> | 3.109375 | 1,292 | Documentation | Software Dev. | 31.781229 | 920 |
The Java Virtual Machine (JVM) is a real name dropper when you’re programming in Java. Contrary to what the name indicates, the Java Virtual Machine can be encountered in relation with other programming languages as well.
In general, it’s not necessary to know what the Java Virtual Machine is, or even what it does, to ... | <urn:uuid:60d68a8a-bf71-4bc8-b0b4-1b91b8178359> | 3.5625 | 817 | Personal Blog | Software Dev. | 29.171088 | 921 |
When you have 400 earthquakes on top of one of the largest supervolcanoes on Earth, people pay attention.
And since the day after Christmas, that's what has happened at Yellowstone National Park. Scientists are seeing what they call a "swarm" of low intensity earthquakes -- the largest since the 1980s. The biggest quak... | <urn:uuid:47cbb496-cca8-47cb-8acd-5f6b47f47afd> | 2.9375 | 171 | Truncated | Science & Tech. | 61.486928 | 922 |
Auroras Invade the US
Earth's magnetic field is still reverberating from a CME strike on March 10, 2011 which resulted in a G1-class geomagnetic storm. Northern Lights have rippling over the US-Canadian border into states such as Wisconsin, Minnesota, and Michigan. Solar wind conditions favor more geomagnetic storming ... | <urn:uuid:4d7eeb62-d140-4302-86f2-fa20f353c81d> | 3.0625 | 820 | News (Org.) | Science & Tech. | 49.752099 | 923 |
WHILE telling the world that they have stopped producing plutonium for nuclear weapons, Britain and the US are planning to carry on making tritium for H-bombs. The US government is proposing to bring a major new tritium production plant into operation by 2010, while British Nuclear Fuels (BNFL) is continuing to manufac... | <urn:uuid:adde4be9-d1c0-4354-94b3-87ebcd846c91> | 2.796875 | 225 | Truncated | Science & Tech. | 46.625558 | 924 |
Inside RelativeLayoutby James Elliott, coauthor of Java Swing, 2nd Edition
As promised in my first article, "RelativeLayout: A Constraint-Based Layout Manager," here's a look inside the
RelativeLayout package. This article explains how the layout manager works, and discusses how to extend it to support new kinds of con... | <urn:uuid:1b0ddc5f-b616-4f83-9c81-b11dbb31528f> | 2.890625 | 901 | Documentation | Software Dev. | 42.500558 | 925 |
Heat loss and hydrothermal ciruculation due to sea-floor spreading.
Abstract (Summary)Lithospheric cooling along the Galapagos Spreading Center at 86°W longitude, as determined by surface heat-flow measurements, appears dominated by hydrothermal circulation. This same phenomena apparently exists on the Mid-Atlantic Rid... | <urn:uuid:6b27fe4e-b678-4b8b-965f-6d6a0bdfc6c7> | 3.203125 | 793 | Academic Writing | Science & Tech. | 36.658399 | 926 |
Spinach and Silicon for Solar PowerCategory: Science & Technology
Posted: September 4, 2012 05:31PM
When thinking about solar power, some may think it is this new technology that has been developed most extensively in recent times as a clean energy source. The truth is though that solar power has been in development fo... | <urn:uuid:a5322412-6f1a-48ed-bfca-dc5a7ba63280> | 3.25 | 296 | News Article | Science & Tech. | 37.916418 | 927 |
Murder At The Cellular Level
Mortal Chemical Combat Typifies the World of Bacteria
ScienceDaily (Nov. 18, 2010) — Like all organisms, bacteria must compete for resources to survive, even if it means a fight to the death.
New research led by scientists from the University of North Carolina at Chapel Hill School of Medic... | <urn:uuid:2ffdede3-95bb-45c3-8bdb-01f92bd40259> | 2.890625 | 784 | News Article | Science & Tech. | 39.718656 | 928 |
Monkeys Understand Basic Counting Skills
A team of researchers studying Old World monkeys have found that the primates have better numerical skills than previously believed, BBC News reports.
They found, using a basic numeracy test, that long-tail macaques were able to determine which of two plates had more raisins. Ho... | <urn:uuid:8c8d8967-874d-478a-bc76-122c10e629d6> | 3.765625 | 651 | News Article | Science & Tech. | 47.150296 | 929 |
Assignment operator in java
This tutorial will help you to understand assignment operator in java..
Conditional operator in java
Conditional operators return either true or false value based on the expression..
Java set example
In this tutorial we will see how to use the Java Set interface . We will create an example t... | <urn:uuid:616e711f-c1f6-4ca6-a0db-cef4720f6309> | 3.578125 | 1,670 | Content Listing | Software Dev. | 49.885241 | 930 |
1. Fifty years of manned spaceflight. April marked the 50th anniversary of the first manned spaceflight by Yuri Gagarin aboard Vostok 1 in 1961. Russia continued regular launches with its Soyuz becoming the only way too carry astronauts to the International Space Station (ISS) and making their first unmanned launches f... | <urn:uuid:fafccad4-c02d-483d-9fe6-c5e4a5a6007f> | 3.28125 | 534 | Listicle | Science & Tech. | 45.12835 | 931 |
Interpreting the CHARM Page:
For a detailed description of CHARM algorigthm, please see the methods paper: Krista and Gallagher (2009)
The EIT 195 Å disk images are shown as cylindrical Lambert equal-area projection maps. The projection is limited to 80 degrees due to limb-extrapolation effects. The white corners shift... | <urn:uuid:694e8de9-47c4-4875-ad68-970a3064bbfc> | 2.671875 | 418 | Knowledge Article | Science & Tech. | 50.481508 | 932 |
PASADENA, Calif. -- Light-colored mounds of a mineral deposited on a volcanic cone more than three billion years ago may preserve evidence of one of the most recent habitable microenvironments on Mars.
Observations by NASA's Mars Reconnaissance Orbiter enabled researchers to identify the mineral as hydrated silica and ... | <urn:uuid:db5ca746-1e44-42e0-be93-d4bed3532c83> | 3.96875 | 867 | News Article | Science & Tech. | 34.34614 | 933 |
Physics 405/406: Introduction to Astronomy
Welcome to "Introduction to Astronomy"!
Course runs Mo, We, Fr, 2-3 pm, in the DeMeritt Hall Lecture Room, DeM
Take a look at the sky yourself!
This is part of what astronomy is about:
Taking in the
wonders of the night sky.
Prof. Möbius is teaching in the Fall
Some recent eve... | <urn:uuid:442b397f-adb3-41e9-bae8-2e705ad5de1b> | 2.53125 | 1,981 | About (Org.) | Science & Tech. | 53.604329 | 934 |
Harvard Physicist Sets Record Straight on Internet Carbon Study
A Harvard researcher spent much of Monday setting the record straight about his research and how it relates to Google's energy consumption. A Sunday Times of London story reported that conducting two Google searches generates as much carbon dioxide as boil... | <urn:uuid:ee73e91b-12f5-4d56-88fb-817e26b5b116> | 2.65625 | 1,274 | News Article | Science & Tech. | 45.934184 | 935 |
Hydrogen fuel cells are an appealing source of clean energy because they have the potential to power anything that uses electricity—from computers and cell phones to cars and ships—without toxic emissions.
Thayumanavan, who is an authority on charge transport and molecular design, was recently chosen as the campus’s fi... | <urn:uuid:915bc6db-b39f-470d-a05f-74b97df3b210> | 2.828125 | 433 | News (Org.) | Science & Tech. | 14.33554 | 936 |
Most Active Stories
- Cheerios Commercial Leaves Bitter Taste
- Breaking the Sound Barrier - NPR Labs Brings Radio To Hearing Impaired
- Dr. Dorothy Peteet, Columbia University – Hudson River and Climate Records
- Dr. Sara Konrath, University of Michigan – Age and Empathy
- Mass. Medical Marijuana Regulations Approved,... | <urn:uuid:2a039c5b-fe12-4a52-8089-dee436a831e3> | 2.859375 | 716 | News Article | Science & Tech. | 47.808351 | 937 |
Some of South Mississippi's tiniest creatures are getting a lot of help surviving in the wild. Sixth graders at one Pascagoula school are working on a project to monitor and protect a bayou that's right in their own backyard.
Just a few blocks from Trent Lott Academy is Grant Bayou, a vital habitat for baby shrimp, cra... | <urn:uuid:d2d67ce3-5a76-4245-8fb6-5b84f1510cb6> | 2.953125 | 534 | News Article | Science & Tech. | 64.098023 | 938 |
An icy interior for Ceres?
Observations indicate the largest main-belt asteroid may have an icy mantle beneath its surface.
September 12, 2005
The largest asteroid, Texas-size Ceres, may be a mini-planet with a water-rich mantle. The Hubble Space Telescope imaged Ceres in December 2003 and January 2004, revelaing never... | <urn:uuid:456e80f9-5994-49ec-80b2-38434eccd7fe> | 3.359375 | 925 | News Article | Science & Tech. | 42.298067 | 939 |
The Gulf of Mexico is like a giant washing machine, the Christian Science Monitor says.
Will the Gulf’s washing-machine-like nature be enough to counteract the BP leak?
The Gulf is warm, filled with salty water and oil-eating bacteria and is being sloshed around by tides and winds. So, it basically cleans itself. But j... | <urn:uuid:0fcc5970-7481-42fd-9fda-8947ff713b41> | 3.25 | 483 | News Article | Science & Tech. | 56.464614 | 940 |
David Biello is the associate editor for environment and energy at Scientific American. Follow on Twitter
The world is waiting for a clean revolution, a shift away from the greenhouse gas-emitting, mountain-leveling, air-polluting, fossil-fuel burning way of life. The world may have to wait a long time if past energy t... | <urn:uuid:a3cee95c-fec4-4d96-a739-3bf614caa35b> | 3.328125 | 754 | News Article | Science & Tech. | 48.893083 | 941 |
There’s a third more carbon dioxide in the air than at the start of the Industrial Revolution. The carbon acts like insulation in the atmosphere, or like glass in a greenhouse — that’s why it’s called a greenhouse gas – and it is warming the air, which warms the seas.
The current carbon dioxide concentration is higher ... | <urn:uuid:701d3eb8-eec0-4799-91ca-06d038d4829d> | 3.609375 | 796 | Knowledge Article | Science & Tech. | 46.412199 | 942 |
Scientific name: Epione vespertaria
July - August. Aberdeenshire, Moray and Yorkshire. This small moth is either yellow or orange, with brown bordered wings. Found in open woodland or on grassland. Similar to the Bordered Beauty.
The female tends to be a lighter yellow than the male, it also has a deeper indentation in... | <urn:uuid:38288833-445f-4b79-ab0e-0862d266d631> | 3.078125 | 281 | Knowledge Article | Science & Tech. | 46.377029 | 943 |
Plugins are special Modules that are exposed to the user through the Workbench GUI. This is typically done using the main menu, or the context-sensitive menu. Much of the MySQL Workbench functionality is implemented using plugins; for example, table, view, and routine editors are native C++ plugins, as are the forward ... | <urn:uuid:735a36eb-7d81-4c4a-a9b6-85061d2c943e> | 2.640625 | 444 | Documentation | Software Dev. | 36.109679 | 944 |
That’s the conclusion of a new study by astronomers at the California Institute of Technology (Caltech) that provides yet more evidence that planetary systems are the cosmic norm. The team made their estimate while analyzing planets orbiting a star called Kepler-32—planets that are representative, they say, of the vast... | <urn:uuid:d02c5cf1-b681-4e78-8671-126fa188b67d> | 4.0625 | 1,629 | News Article | Science & Tech. | 44.103569 | 945 |
Newly Deciphered Ant Genomes Offer Clues on Ant Social Life, Pest Control
An international team of scientists has decoded the genome of a persistent household pest -- the Argentine ant, an invasive species that is threatening native insects across the world. These findings could provide new insights on how embryos with... | <urn:uuid:03078bd8-1ed3-4dae-a43e-b1a7f96f7e62> | 3.453125 | 200 | News Article | Science & Tech. | 19.177033 | 946 |
C++ concepts: MoveConstructible (since C++11)
Specifies that an instance of the type can be move-constructed (moved). This means that type has move semantics: that is, can transfer its internal state to a new instance of the same type potentially minimizing the overhead.
The type must meet
CopyConstructible requirement... | <urn:uuid:52e364f0-04d0-4c3c-a64e-1cb5ef1e5b1a> | 3.0625 | 205 | Documentation | Software Dev. | 30.81962 | 947 |
See also the
Dr. Math FAQ:
Browse High School Triangles and Other Polygons
Stars indicate particularly interesting answers or
good places to begin browsing.
Selected answers to common questions:
Area of an irregular shape.
Pythagorean theorem proofs.
- Euler Line and Nagel Point [07/20/1998]
Can you provide more inform... | <urn:uuid:a193c291-7e90-4842-aca6-2279883576d6> | 3.21875 | 2,164 | Q&A Forum | Science & Tech. | 73.305013 | 948 |
Date: 01/30/97 at 20:21:52 From: M.Quinn Subject: proof problems For the following statement, give a proof if the statement is true, or a counterexample (with explanation) if the statement is false: If r is any nonzero rational number, and s is any irrational number, then r/s is irrational. I think this is true, but I ... | <urn:uuid:a7300688-7cab-4ccd-a9cc-39081bab45f5> | 3.203125 | 439 | Comment Section | Science & Tech. | 88.033019 | 949 |
The Midwestern region of the United States experienced its second coldest December in the 106 year record of observations. The December 2000 average temperature was 14.3°F, just missing the 1983 record of 13.9°F. A number of first-order stations broke their all-time cold records for December, including South Bend, IN; ... | <urn:uuid:7b95f622-3145-4801-a016-2adda5d7e638> | 3.421875 | 802 | Academic Writing | Science & Tech. | 39.362833 | 950 |
The BeachCOMBERS are gathering data that can be averaged over several years, and will serve to provide "normal," or background, rates of mortality. Then, in the case of an oil spill or other catastrophic event, differences in mortality will help elucidate the amount of damage caused. Volunteers have been trained in ani... | <urn:uuid:90b4e486-eecc-41a9-a7d7-711850e0a67f> | 3.1875 | 931 | News (Org.) | Science & Tech. | 33.898542 | 951 |
4. CHECKLIST FOR THE NEXT DECADE
As I have been careful to stress the basic tenets of Inflation
+ Cold Dark Matter have not yet been confirmed definitively.
However, a flood of high-quality cosmological data is
coming, and could make the case in the next decade.
Here is my version of how "maybe" becomes "yes."
- Map of... | <urn:uuid:606aa78d-6e2e-4f18-ba06-96b1eb161c6a> | 2.921875 | 827 | Academic Writing | Science & Tech. | 40.179762 | 952 |
Illustration courtesy L. Calçada, ESO
Published May 16, 2012
A NASA spacecraft has witnessed hundreds of "superflares" coming from sunlike stars—and the observations suggest that the trigger for such massive outbursts remains a mystery.
On our sun, solar flares aimed at Earth can send huge amounts of energy colliding w... | <urn:uuid:97473a30-18ae-439f-8969-218ab28c44af> | 3.71875 | 1,120 | News Article | Science & Tech. | 41.553764 | 953 |
light in space
1. According to the books, the speed of light in a vacuum
is 300,000 km per second. If you send out a sudden pulse
of light in space, does it have to accelerate to that speed?
2. If you could make a _very_ long tube in space, with
a mirror at both ends (perfect mirrors, and perhaps long
enough to reach f... | <urn:uuid:996dd21f-14ac-4602-86ae-847a661c620d> | 3.578125 | 356 | Knowledge Article | Science & Tech. | 65.286147 | 954 |
Herman Melville’s Moby Dick may paint a picture of the sperm whale as a terrifying, ferocious creature that destroys ships and attacks the sailors on them, but modern research shows that sperm whales are compassionate and social creatures, dangerous only to the fish and squid that the giant whale feasts on for dinner... | <urn:uuid:ea457fa7-3c6c-4c2b-81c4-c41a687f127f> | 2.578125 | 837 | News (Org.) | Science & Tech. | 44.181934 | 955 |
Surface Ocean Currents
In the Northern Hemisphere, warm air around the equator rises and flows north toward the pole. As the air moves away from the equator, the Coriolis effect deflects it toward the right. It cools and descends near 30 degrees North latitude. The descending air blows from the northeast to the southwe... | <urn:uuid:04296702-4413-41d7-82cb-41486186afef> | 4 | 219 | Knowledge Article | Science & Tech. | 48.413309 | 956 |
Quantum Diaries has an interesting introduction to the higgs. It makes it seem like the way that the higgs field gives mass to particles is via all of the interactions with virtual higgs particles.
My question is, how can interaction with the field give rise to mass? It seems almost like Flip Tanedo is saying that, due... | <urn:uuid:5a536c05-bf0f-4ea3-ba2f-4fa2af41485b> | 2.578125 | 220 | Q&A Forum | Science & Tech. | 63.962554 | 957 |
7 February 2006
Most cosmologists believe that the universe is dominated by “dark energy” — a mysterious form of energy that could explain why the universe is expanding and accelerating at the same time.
Now, however, theoretical physicists have studied a new model of gravity that can, they claim, account for the accel... | <urn:uuid:1b0008e7-bee1-4ade-8ba4-88118b31bf00> | 3.0625 | 110 | Truncated | Science & Tech. | 36.844769 | 958 |
Key words :
Google, Jane Goodall, forests and the cloud
28 Dec, 2009 10:59 am
Not long ago, the only people who could access and analyze satellite images of the earth were government officials, the military, well-equipped scientists and oil, gas and mining companies. Today, anyone with a computer and Internet connectio... | <urn:uuid:da2c6b4e-7bb2-42ea-b7ac-df844778de28> | 3.125 | 1,063 | News Article | Science & Tech. | 35.787467 | 959 |
Comet 32 Runtime
The RETURN statement transfers program control to the statement
immediately following the most recently invoked subroutine call.
All subroutine calls in Internet Basic place a "return address" in a subroutine stack. The RETURN statement simply transfers program control to the address on the top of this... | <urn:uuid:64fce9e0-e974-4384-ae61-a0fed57fe972> | 3.078125 | 215 | Documentation | Software Dev. | 39.27769 | 960 |
Hundreds of Auroras Detected on Mars
13 Dec 2005
(Source: University of California at Berkeley)
Auroras similar to Earth's Northern Lights appear to be common on Mars, according to physicists at the University of California, Berkeley, who have analyzed six years' worth of data from the Mars Global Surveyor. The discove... | <urn:uuid:7afe1857-be38-48b1-8763-ea2b23ec4fad> | 3.71875 | 1,438 | News (Org.) | Science & Tech. | 40.161343 | 961 |
Phenology: Changes in Ecological Lifecycles
By Zack Guido | The University of Arizona | September 12, 2008
Lilac flowers bloom with cues from the weather. Caribou give birth at the peak of plant abundance so that their newborns have plenty to eat. In the Southwest, as well as all other parts of the world, variations in... | <urn:uuid:c4515ae2-0ac7-44ec-a9dc-42ec8a5adf76> | 3.609375 | 1,489 | Knowledge Article | Science & Tech. | 42.405384 | 962 |
This tutorial shows how to send modifications of code in the right way: by using patches.
The word developer is used here for someone having a KDE SVN account.
We suppose that you have modified some code in KDE and that you are ready to share it. First a few important points:
Now you have the modification as a source f... | <urn:uuid:b1579d04-7a6b-420c-9fe2-a0b676d91ec3> | 3.0625 | 2,482 | Customer Support | Software Dev. | 64.655329 | 963 |
Direct execution is the most basic way to execute a statement. An application builds a character string containing a Transact-SQL statement and submits it for execution using the SQLExecDirect function. When the statement reaches the server, SQL Server compiles it into an execution plan and then immediately runs the ex... | <urn:uuid:f82767ed-532d-4540-b80b-cef97bc9291c> | 3.234375 | 512 | Knowledge Article | Software Dev. | 24.501157 | 964 |
Some animals, like earthworms, snails, and spiders, have nerves but not actual brains.
A one-year-old child's brain weighs about 2 pounds (950 g), ten times the weight of a dog's brain.
The primate cortex is so large that it has to be folded to fit inside the skull. That's why the surface of the brain is wrinkly.
The n... | <urn:uuid:3bd155a1-25f8-411c-9c34-1d130efec406> | 3.53125 | 219 | Knowledge Article | Science & Tech. | 69.394547 | 965 |
What's a Mangrove? And How Does It Work?
If you've ever spent time by the sea in a tropical place, you've probably noticed distinctive trees that rise from a tangle of roots wriggling out of the mud. These are mangroves—shrub and tree species that live along shores, rivers, and estuaries in the tropics and subtropics. ... | <urn:uuid:0f198350-c837-4dc6-bdfe-ac3b5bfad431> | 4.0625 | 1,472 | Knowledge Article | Science & Tech. | 51.604172 | 966 |
Web Programming is the process of creating Internet Applications. Any application that uses the Internet in a way, can be considered an Internet application. They can be classified into four common categories:-
Web Applications - Applications based on the Client/Server architecture over the Internet.
The Client/Server ... | <urn:uuid:0c01a907-82ff-48b2-a8d2-a12fdb03cb7f> | 3.703125 | 1,205 | Tutorial | Software Dev. | 33.535153 | 967 |
Plants flower faster than climate change models predict
Scientific models are failing to accurately predict the impact of global warming on plants, says a new report.
Researchers found in long-term studies that some are flowering up to eight times faster than models anticipate.
The authors say that poor study design an... | <urn:uuid:2b0a717c-2162-468d-9a68-767e517dc557> | 3.5 | 1,102 | News Article | Science & Tech. | 39.29112 | 968 |
If you are sorting content into an order, one of the most simple techniques that exists is the bubble sort technique. In essence you start at one end of the list, move one by one to the other end of the list, and if you ever reach a situation where two items are out of order, you swap them.
This is one of the most simp... | <urn:uuid:ffb6eddd-2fab-4cea-bf6e-98e16bbc8999> | 3.53125 | 498 | Tutorial | Software Dev. | 94.179111 | 969 |
Two long straight wires cross each other at right angles, and
the horizontal wire carries 2 I (capital i ) Amp and vertical wire
carries one I Amp. Assume ABC and D are equal distance L from both
vertical and horizontal wires. Calculate B field in term of I and L
and other fundamental constants at each of the points AB... | <urn:uuid:dbf258ab-85bc-4fb4-af12-9ab01bb08037> | 3.125 | 220 | Q&A Forum | Science & Tech. | 65.655599 | 970 |
A 25-Year-Old Prediction of Water Scarcity in the Southwest Holds True, Study Finds
In 1986, environmental journalist Marc Reisner published Cadillac Desert: The American West and Its Disappearing Water, a landmark book surveying water use in the American Southwest. Having interviewed hundreds of people about the South... | <urn:uuid:3472d914-155b-4aac-8f19-4e3f7d61fd8f> | 3.421875 | 1,664 | News Article | Science & Tech. | 42.739909 | 971 |
Definitions for ultra-gaseous matter
The Standard Electrical Dictionary
Gas so rarefied that its molecules do not collide or very rarely do so. Experiments of very striking nature have been devised by Crookes and others to illustrate the peculiar phenomena that this matter presents. The general lines of this work are s... | <urn:uuid:6b1b6976-2352-4b69-8132-9755a8ffd135> | 3.0625 | 414 | Structured Data | Science & Tech. | 41.175427 | 972 |
Researchers at the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) have been instrumental in the preparation of a report by the World Meteorological Organization (WMO) regarding the development of the ozone layer in the stratosphere. Based on estimates, by about the mid 21st century, the ozone ... | <urn:uuid:d78cd322-7c30-456f-bfa4-9cfb0cc4ab5b> | 3.78125 | 712 | Knowledge Article | Science & Tech. | 19.729589 | 973 |
Climate Change Resources
Alaska Perspectives on Earth and Climate
This collection of lesson plans and student activities from Teacher's Domain compares and contrasts the traditional knowledge of native people and ongoing scientific research and shows how the two can complement each other in looking for solutions to cli... | <urn:uuid:c788638b-5089-4f4d-be49-7751741a8d9e> | 3.671875 | 2,385 | Content Listing | Science & Tech. | 19.176763 | 974 |
Jump to main content or Bold Kids site navigation
The OSV Bold supports a variety of monitoring and educational tasks. The ship carries high-tech instruments to collect data from the water column, sediments, and even marine life. The Bold also carries onboard equipment that can take underwater video, side-scan sonar, a... | <urn:uuid:2d0d0052-c712-4ad6-89ec-a82e943091b9> | 3.703125 | 2,037 | Knowledge Article | Science & Tech. | 53.947236 | 975 |
Number of stars en
The best estimated count of the total number of stars in a galaxy. It's primarily an estimate because of the inherent difficulty to ascertain the exact total body of galaxies and possible obscuring of portions of a galaxy by itself or intervening celestial objects between the observer and the observe... | <urn:uuid:3fb7d2a2-acce-4b9b-84b5-e39ee1a603f4> | 2.921875 | 135 | Structured Data | Science & Tech. | 30.965789 | 976 |
Science & Technology - Posted by Eric Gershon-Yale on Thursday, October 11, 2012 12:50 - 0 Comments
Diamond planet is twice the size of Earth
YALE (US) — A rocky planet twice the size of Earth that is orbiting a nearby star appears to be made largely out of diamond, new research suggests.
The planet—called 55 Cancri e—... | <urn:uuid:364889c1-8060-4b2c-a483-f29f441c533d> | 3.46875 | 1,024 | News Article | Science & Tech. | 32.972419 | 977 |
As a developer, it is sometimes necessary to have multiple JDKs installed on the same development machine in order to test the latest JDK 8, or to use a proprietary JDK like the IBM one.
But even if there are several installed, when you type
java, the first one “java” on the PATH will be used.
With Linux, a tool exists... | <urn:uuid:0c3840ae-49e7-4529-941a-bfcdf36c1995> | 2.640625 | 792 | Personal Blog | Software Dev. | 58.11357 | 978 |
This chapter evaluates the suitability of models (in particular coupled atmosphere-ocean
general circulation models) for use in climate change projection and in detection
and attribution studies. We concentrate on the variables and time-scales that
are important for this task. Models are evaluated against observations ... | <urn:uuid:600e2a09-f828-428b-a2ad-dc20d2342adf> | 2.859375 | 858 | Academic Writing | Science & Tech. | 3.875111 | 979 |
A String is a list of characters. String constants in Haskell are values of type String.
This library provides support for strict state threads, as described in the PLDI '94 paper by John Launchbury and Simon Peyton Jones Lazy Functional State Threads.
Mutable references in the (strict) ST monad.
Mutable references in ... | <urn:uuid:227da3cf-3cf4-429b-83e3-ae4fcf0a9e26> | 2.65625 | 1,288 | Documentation | Software Dev. | 42.129676 | 980 |
NASA scientists have spotted thelongest extraterrestrial river system ever - on Saturn's moon Titan - and it appears to be a miniature version of Earth's Nile river.
The river valley on Titan stretches more than 400 kilometres from its "headwaters" to a large sea, a NASA Jet
Propulsion Laboratory statement said.
In com... | <urn:uuid:5d50269e-8258-4950-9c3c-42dd4c2454ce> | 3.78125 | 186 | News Article | Science & Tech. | 38.173624 | 981 |
Environment - current issues: increased solar ultraviolet radiation resulting from the Antarctic ozone hole in recent years, reducing marine primary productivity (phytoplankton) by as much as 15% and damaging the DNA of some fish; illegal, unreported, and unregulated fishing in recent years, especially the landing of a... | <urn:uuid:76017011-9346-48e4-a857-c96af9af03c0> | 3.25 | 1,751 | Structured Data | Science & Tech. | 12.16919 | 982 |
There’s a course at Yale University in which undergraduates travel to the Amazon rain forest to collect fungi.
The fungus samples are often nothing you’ve encountered. One of them, however, which will be featured in a paper accepted by a scientific journal, might solve the problem of polyurethane building up in our lan... | <urn:uuid:2d6808b0-5c98-46c6-849f-49b15d671b18> | 3.078125 | 221 | Truncated | Science & Tech. | 36.633347 | 983 |
Mars has vast glaciers hidden under aprons of rocky debris near mid-latitude mountains, a new study confirms, pointing to a new and large potential reservoir of life-supporting water on the planet.
These mounds of ice exist at much lower latitudes than any ice previously found on the red planet.
"Altogether, these glac... | <urn:uuid:a323ec61-5452-47ac-98b6-0ed51bc51b6f> | 3.671875 | 1,103 | News Article | Science & Tech. | 47.991595 | 984 |
Source Newsroom: University of Alabama Huntsville
Newswise — Dr. Michael Briggs, a member of NASA’s Fermi Gamma-ray Burst Monitor (GBM) team at The University of Alabama in Huntsville today announced that the GBM telescope has detected beams of antimatter produced above thunderstorms on Earth by energetic processes sim... | <urn:uuid:989a7303-e260-45ab-8210-a42bb5fa3437> | 3.359375 | 813 | News Article | Science & Tech. | 30.959029 | 985 |
- Accept the Challenge
- About NRL
- Doing Business
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- Visitor Info
- Contact NRL
In 1963, NRL astronomers made the first positive identification of discrete sources of stellar X rays. A new NRL-developed X-ray detector system was flown on an Aerobee rocket, and the result was the ... | <urn:uuid:5f919188-7fb7-4254-9d04-ac9fb7e7cece> | 3.734375 | 507 | About (Org.) | Science & Tech. | 34.052844 | 986 |
NOAA RELEASES EAST PACIFIC HURRICANE
Below Normal Seasonal Activity Expected in 2005
May 16, 2005 - NOAA, the National Oceanic and Atmospheric Administration, today released its 2005 East Pacific Hurricane Season Outlook. The outlook calls for a high likelihood of below normal activity. NOAA scientists are expecting 11... | <urn:uuid:778f7dd8-ed0b-4d7b-a63e-9870edae0f11> | 2.734375 | 772 | News (Org.) | Science & Tech. | 36.165247 | 987 |
The IDLgrTessellator class is a helper class that converts a simple concave polygon (or a simple polygon with holes) into a number of simple convex polygons (general triangles). A polygon is simple if it includes no duplicate vertices, if the edges intersect only at vertices, and exactly two edges meet at any vertex.
T... | <urn:uuid:55ea103e-d05b-4d17-afe3-3d22471f1685> | 2.71875 | 329 | Documentation | Software Dev. | 30.638619 | 988 |
Refraction at a Boundary
Need to see it? View The Broken Pencil animation from the Multimedia Physics Studios.Flickr Physics
Visit The Physics Classroom's Flickr Galleries and enjoy a photo overview of the topic of refraction and lenses.Flickr Physics
Visit The Physics Classroom's Flickr Galleries and enjoy the terrifi... | <urn:uuid:f573244e-5ac3-4fed-b8f9-567bac22c4bf> | 4.09375 | 1,417 | Tutorial | Science & Tech. | 58.77676 | 989 |
"Many environmentalists believe that wind and solar power can be scaled to meet the rising demand [of billions emerging from poverty], especially if coupled with aggressive efforts to cut waste," reports Justin Gillis. "But a lot of energy analysts have crunched the numbers and concluded that today’s renewables, import... | <urn:uuid:11349972-17b0-4f34-b408-cfc39341347b> | 3.203125 | 248 | Truncated | Science & Tech. | 24.951667 | 990 |
Copyright: This document has been placed in the Public Domain.
Many thanks to Bill Baxter, Jarrett Billingsley, Anders F Björklund, Lutger Blijdestijn, Thomas Kuehne, Pierre Rouleau and Max Samuha for their input, and to Walter Bright for making such a great language.
One of the great features of D is its’ fantastic su... | <urn:uuid:8c26b6c4-f47b-44dd-adb5-553017cb9d24> | 3.4375 | 3,926 | Documentation | Software Dev. | 65.643465 | 991 |
May 2, 2011 A research team in Lund, Sweden has discovered primary biological matter in a fossil of an extinct varanoid lizard (a mosasaur) that inhabited marine environments during Late Cretaceous times. Using state-of-the-art technology, the scientists have been able to link proteinaceous molecules to bone matrix fib... | <urn:uuid:c7687392-c384-4450-9611-c903b395a18a> | 3.265625 | 522 | News (Org.) | Science & Tech. | 22.867736 | 992 |
- Solid-state lasers can produce light in the red and blue parts of the spectrum but not the green.
- Recent research suggests that this "green gap" could be plugged as early as this year.
- The advance will allow for laser-based video displays that are small enough to fit in a cell phone.
On a rainy Saturday morning i... | <urn:uuid:66f7e189-e267-45c9-9d40-931f571e8675> | 3.34375 | 339 | News Article | Science & Tech. | 52.888857 | 993 |
MAKING GRAPHENE NANORIBBONS: The process for tailoring of the silicon carbide crystal for selective graphene growth and device fabrication is illustrated, starting with the top left figure. (A) A nanometer-scale step is etched into the silicon carbide crystal by a fluorine-based reactive ion etch (RIE). (B) The crystal... | <urn:uuid:6708de11-4253-4cbc-926a-ece70408faa5> | 4.1875 | 997 | News Article | Science & Tech. | 38.968131 | 994 |
Saint Michael's Professor's discovery named a top 10 breakthrough for 2011 by Physics World
Physics World announced its top 10 breakthroughs for 2011 on December 16th. Coming in at number 10 is Saint Michael's College Professor John O'Meara, with his colleagues Michele Fumagalli and Xavier Prochaska of the University o... | <urn:uuid:b9cc29f1-de6d-4069-8cd8-2e630df5f053> | 2.53125 | 746 | News (Org.) | Science & Tech. | 42.607494 | 995 |
Australian scientists discover deep sea corals
SYDNEY (AFP) - Australian scientists mapping the Great Barrier Reef have discovered corals at depths never before thought possible, with a deep-sea robot finding specimens in waters nearly as dark as night.
A team from the University of Queensland's Seaview Survey announce... | <urn:uuid:30063ff7-16ef-45a6-85e9-73e5e4e40e79> | 3.21875 | 177 | News Article | Science & Tech. | 38.356381 | 996 |
Martian ice swaps poles every 25,000 years
Give or take
Water-ice on Mars swaps poles over a cycle that spans 51,000 years or so, in step with the way the planet precesses, or wobbles around on its axis.
Researchers investigating the different types of ice at the Martian poles plugged new data from the Mars Express mis... | <urn:uuid:de7b3133-5311-4f52-a49b-0b64829ba513> | 3.359375 | 347 | News Article | Science & Tech. | 46.282362 | 997 |
Dr. James McClintock, a renowned University of Alabama-Birmingham marine biologist who has conducted research in Antarctica for more than 25 years, told me the following story.
"You work in a scientific lab in the quietest place on Earth - Antarctica.
"There's a crack! Boom!
"You rush to the window of your remote lab w... | <urn:uuid:e3719562-5a0a-40ad-8e62-37bffdd44b6e> | 2.78125 | 935 | Nonfiction Writing | Science & Tech. | 44.132143 | 998 |
“The rover works perfectly,” she said.
At a JPL press conference, Curiosity project scientist John Grotzinger compared one of the new images sent from Mars to the Mojave Desert.
“It’s quite an experience to be looking at a place that feels really comfortable” and familiar, he said. “What’s going to be interesting is fi... | <urn:uuid:3a20d09e-6877-461d-a170-ba72ef0b39a7> | 2.71875 | 420 | News Article | Science & Tech. | 45.242727 | 999 |