The Bridgeport evening farmer., 1909-06-21
NEWEST NOTES OF SCIENCE.

| r1AtEe are over 10U,UUU duuOmODlleS in use in the United States, more than | double the number in all Europe. | The Canary Islands are to be given | wireless communication with Europe
 Africa and America in the near fu- | ture.
 | London's new water reservoir, re- | gently completed at a cost of S1, ,150, COG | is said to be the largest in the world. | The German cavalry has been equip
 ped with powerful carbine, fitted with sabre bayonet, to replace the sabre.
 1 The University. of Leipsic will cele- | brate its five hundredth anniversary
 and its thousandth session next month. | ' A high British court has followed the | example of one in France in ruling
 that bleaching is not deleterious to
 flour.
 At the beginning of this year Japan
 had 3,30S telegraph offices with 5,3S7
 miles of lines, totalling 92.227 miles of wire.
 stitute at Cooper, India, has treated 340 cases of which but two have re- | suited unfavOrably
 | An attempt is being made in Cali
 fornia to acclimate the Korean fig,
 which grows on a hardy vine and is a delicious fruit.
 | The United States annually exports more wheat than all other countries combined, about three-fifths of the to- tai amount. | The Northeastern Railway of Eng land has put in service an electrically driven car for the express purpose of i transporting fish.
 | A little lime sprinkled in a watering | trough used by horses or live stock will keep the water sweet and pre- vent the formation of scum. The Pathological Museum of Syd- | ney, Australia has model of the fa- nous Strasburg clock, which has been | running accurately 20 years. Paying for electric current for a dim | light is the height of extravagance; one new light often gives double the | two old ones.
 l Maps showing o,oo0 900 stars, all ac- curately located have been. completed | by astronomers of many nations work | ing together in the common cause The only ostrich farm in Europe, at Nice, uses a big incubator to hatch the eggs, the sun of that latitude not be- ing hot enough to do the work. The quarter of a million electric lights at the Seattle Exposition are l supplied with current generated at Snoqualmie Falls 50 miles distant. | It is estimated that the known sup ply of fertilizer in the shape of natural nitrates will be exhausted by the l worlds demands in less than 20 years. At the close of last year there were approximately 230,000 miles of railroad in the United States, compared with 184, ,646 miles at the close of 1898. A St. Louis druggist prevents GUS toners from mcnopolizing his free telephone by a switch in the wire. ope- rated from behind his prescription counter.
 A new pump for filling beer or wine bottles directly from the barrel is said to prevent waste and the escape of Die. Die
 A dishpan divided into two compart- nlents one for the hot water, the other for cold, is a new space-saving utensil for the housewife who has to wash her own dishes
 A motor which may be driven by any ordinary incandescent light current, has been devised to run cash regis ter the pressure of any key switching on the power.
 In a new form of electric lamp the usual cartoons are replaced by carbon discs, which are constantly rotated, the arcs forming between the peripherleS.
 sAften ten years of work New York banker claims to have perfected a ma chine which will compute the interest on any sum for any number or days, months or years
 An effective fly poison, harmless to human life, can be made by dissolving a dram of bicromate of potash in two ounces of water and sweetening 1t with a little sugar.
 Several metallic oxides and sulphides have the remarkable property of con- ducting electrical currents better in one direction than another, especially at low voltage.
 L The turbine as a means of power was known, in an extremely primitive form, as far back as 120 B. C.. while the first steam turbine was invented by an Englishman in 1850.
 During 1908 269, ,430 tons of armOred warships were launched by nine na- tions, ten battleships totalling 170.400 tons being the chief additions to the worlds fighting forces.
 So severe are the snow and Sleet storms of Silesia that the Government, which owns the telephone lines, has the wires taken down each winter and stored away until spring.
 It will take two and One-half years to complete the Ambrose channel, the new entrance to New York harbor. which, when finished, will be 1000 feet wide and 40 deep.
 ington, D. C., with lighting streets with incandescent lamps enclosed in globes of various sorts of glass. mount ed on ornamental concrete poles.
 A Philade1phian has patented an electric fan which travels around room on a double track which supplies the current, the pressure of its fans against the air propelling it.
 It has been successfully demon strated that flowers, if frozen before they have fully opened, may be trans ported long. distances in safety, thaw- ed and made to attain their full bloom.
 British Agricultural colleges have succeeded in growing from sprouts po- tatoes in which both the yield and quality have been increased and the disease-resisting powers strengthened.
 The 10 and 12 inch guns with which the new. British battleships will be equipped will be capable of developing a greater .muzzle energy than any weapons of similar size ever built.
 A society of Danish scientists, form ed to develop the resources of Green land, has discovered in that land rich deposits of graphite, asbestos. mica and copper, the last being very plenti- full.
 A German naval officer has been granted a patent of an electrO-magnet which he claims is powerful enough to draw a battleship ashore or within reach Of heavy artillery mounted on land.
 Through mistaking another com pound for borax, used to soften copper. a Denver jeweler discovered a method of hardening the metal which closely approaches the ancient process of tenn