Show scientific miscellany A spanish physician alehin dr olive makes use uso of powdered cobwebs as a remedy for fevers paper raper made from strong fibres fabres can n now aw DO be compressed into a substance 66 so hard that bothin nothing but the diamond can scratch it A now method of illumination adopted in ill a lighthouse of now south IV wales fles consists of an arrangement for the tile uso use ofgus of gas in clear weather and the electric light when cloudy it lias been affirmed that it to is possible to transmit electric energy for working motors to a short distance only M deprez now shows however that a considerable percentage of tile original power ower may bo be made available at a Ti distance stanco as great as fifty aty miles an interesting experiment is said to bave been made with a hibernating hedgehog in which tile brain of tile sleeping animal was removed then the tile entire spinal cord zord but for two hours bours hardly any cliance was noticeable in tile action of the heart and ind a day afterwards eliat organ contracted when touched by tile operator prof boyd doyd dawkins in depicting the tile appearance of the world before man recently described america in in the die eocene and periods as boin being connected with E europe drope by a heavily lly wooded barrier of land stretching ast tho faroo faroe islands while the tile alligators and fishes of europe were indistinguishable from those orthis of this continent the largest trees known are probably a eun eucalyptus ily pitis amygdaline a U ina ina or pep armint tree growing in the dan dejong di district of victoria australia which is is said to measure feet to the starting point of the crown and feet to the top and another specimen of the bame species mentioned by baron ferdinand von muller as having attained the height beight of ISO feet seasons of low water in tile lakes of switzerland offer favorable opportunities tuni turi ties for adding to our knowledge kh ede of the ancient lake dwellers tile the water of lake constance has lias lately been lower than at any other time since 1805 and advant advantage aize lias been taken of it to exa examine a number of dwellings with the result of numerous discoveries of implements during an address by prof W E AT ayrton arton on the stora storage e of power W 11 the lecture theater was lighted a circular saw driven and an ail elevator operated by means of electric energy which had been stored the tho previous day in fauro accumulating batteries the total quantity of energy was 50 foot power a little more than twenty five horsepower horse power exerted for one hour A single cell containing 81 pounds pound of lead and red le lacatus W is found to store storo foot pounds energy it has been proven by direct comparison that objects which aro are whito by sunlight ap appear car yellowish under the electric light and red when seen bt by gaslight the tile illusion says dr ai warner raier richens ric siemens mens arises from our being accustomed to see the earth illuminated after sunset and on this basis formin forming a different scale of colors for ourselves daylight would accordingly cordi I by night appear still bluer than my the electric light this false idea would disappear if electric illumination mi nation became general A very general id idea is that a tendency to certain disca cs is I indicated indicate by certain types of faich as is shown b by the tile frequent use of such plira ses as consumptive looking tile subject e ct has bas been investigated by drs G galton alton and mahomed eliose conclusions thus far fail to support the tile belief that certain physical characteristics prove a special liability liability to consumption or other disease although it may perhaps be shown that the effects of tile disease when commenced may be influenced by such in a recent lecture prof edward r frankland ran kland stated that six millions tons of coal are probably burned in london during tile winter mont months lis and tho the quantities of steam soot tar and sulphurous acid discharged into the air as products of this combustion are enormous these those products unite to form the london fogs steam supplies the basis of all fog and the vapor particles become covered with tar which renders them more permanent C r in dirt is necessary to produce fog while sulphurous acid promotes it dr frankland illustrated elioso points eints b by experiment to prove the effect ff t of dirt dirt in in the air lio lie filled a large flask with moist air freed from dirt by filtering then cooled the flask when a slight mist was formed which disappeared in ill a moment repeating tho tile experiment with air containing its normal of dirt the fog was more dense and lasting tarry matters render fogs persistent by retarding evaporation ho ile believes that tl alie ie general substitution of anthracite th til for bituminous coal would do toward freeing the metropolis from its fogs as the dise discharge barge of tar and soot into the atmosphere would thus be vastly lessened |