[DOC] [TLE] Neutrino - Wikipedia [PAR] Neutrinos interact primarily through the weak force. The discovery of neutrino 
flavor oscillations implies that neutrinos have mass. The existence of a neutrino... [DOC] [TLE] mass. Neutrinos - Berkeley Center for Theorectical Physics [PAR] I was at the conference in Takayama, near Kamioka, in 1998 when the ... These "
atmospheric neutrinos" are mostly muon neutrinos and interact very weakly with 
matter ... converted or "oscillated" to tau neutrinos as they passed through the 
Earth. ... be travelling slower than the speed of light and therefore must have a 
mass. [DOC] [TLE] Birth of Neutrinos - Berkeley Center for Theorectical Physics [PAR] Neutrinos have been shrouded in mystery ever since they were first suggested ... 
the energy of the radiated electron was found to follow a continuous spectrum. ... 
A few of the neutrinos that pass through the detector interact to produce ... 
According to special relativity, a massive particle can never travel at the speed of 
light. [DOC] [TLE] Implications of neutrino mass - Berkeley Center for Theorectical ... [PAR] Now that neutrinos do appear to have mass, we have to solve two problems. ... 
When we thought that neutrinos did not have mass, these problems were not an 
issue. ... (a) According to the Higgs mechanism in the Standard Model, particles 
in the vacuum ... Recall the observer travelling at the speed of light who 
overtakes a... [DOC] [TLE] New Experiment Aims to Crack Neutrino Mass Mystery - Scientific ... [PAR] Nov 4, 2014 ... These particles should not have mass, but they do. ... were shocked in 1998 to 
discover that the particles do have very small, but nonzero, masses. ... The 
neutrinos then travel near light speed 800 kilometers straight through the earth to 
the Ash ... Despite the multitudes of neutrinos passing through in every... [DOC] [TLE] Do Tachyons really exist | Astronotes - Armagh Planetarium [PAR] May 29, 2013 ... For example, the speed of light in water is about three-quarters of its speed ... As 
tachyons losing energy accelerate, they would get faster still, give ... neutrinos 
moving faster than light, results later found to be in error. ... How is an imaginary 
mass particle generated or destroyed? ..... The 9th June of 1998? [DOC] [TLE] Nobel Prize for missing piece in neutrino mass puzzle (Update) [PAR] Oct 6, 2015 ... Nobel Prize for key discoveries about subatomic particles ... through space at 
nearly the speed of light, passing easily through Earth and even your body. .... 
This metamorphosis requires that neutrinos have mass. .... Do you think anyone 
else will link the speed of light on contact with water to the de novo... [DOC] [TLE] What are neutrinos? | Earth | EarthSky [PAR] Oct 16, 2015 ... These are elementary particles, forming the basic constituents of ... they are 
everywhere around us  a trillion from the sun pass through your eyes ... As the 
front page of The New York Times said in 1998, Mass Found in Elusive Particle; 
... show that neutrinos have mass and that these masses are different... [DOC] [TLE] Once Again, Physicists Debunk Faster-Than-Light Neutrinos - Science [PAR] Jun 8, 2012 ... Gran Sasso houses four particle detectors capable of timing neutrinos fired ... The 
MINOS team has also found that neutrinos travel at light speed, as ... system cant 
solve everything anyway, every measure is limited by its rule. .... been exposed 
by now surely, nothing stays top secret these days... does it??? [DOC] [TLE] Why Professor Takaaki Kajita received the Nobel Prize in Physics ... [PAR] Sep 21, 2016 ... Particles called atmospheric neutrinos are created when radioactive rays 
descending ... In 1998, Professor Kajita and other members of the ... Neutrinos 
pass through everything, and there is an incredibly large amount of them. ... at a 
speed that does not reach the speed of light proves that they have mass. [DOC] [TLE] Astrophysics - sci.astro - Astronomy Net [PAR] [1998-11-04] D.04 Does gravity travel at the speed of light? ... A neutrino can 
pass through our planet without a problem. Indeed, as .... So far

Question: In 1998 it was found that these particles that pass through everything at light speed do have mass
Answer: neutrinos