Show scientific miscellany the estimate of the suns temperature now most generally received is that of prof rosetti of padua who places it at about degrees fahrenheit ren heit A cast iron containing twelve per cent of silicon lias has been adopted by a german inventor for the manufacture of bott bottler leg etc that compound being capable it is said of resisting the action of the strongest acids the observations upon tree growth crowth in mexico made by mons charney churney tend to show that in damp tropical clit climates nates the tile concentric r rings from which the tile t trees rees age is usually in calculated I may ay form at the rate of one a month instead i of one a month A picture representing the judgment of So solomon lonion has been unearthed at pompeii archaeologists will doubtless regard this relict with peculiar interest as if it is reported to bethe be tho first picture on a sacred subject that lias has teen been discovered in the ancient cities in an experiment described to the french academy bv by mons bergeron a miniature imitation of the craters in the moon ia is produced by b sending a current of hot sir ur thron through g I a brass tube into ti a mass of incited but grad grade bially cooling inet metallic allic alloy mons ber bergeron croci looks upon tho the experiment as a suggestion of the manner in wh which ich the lunar craters may mav have been formed A disastrous cro fire in a sicily sulphur anine lind a very curious origin A rope broke when drawing a heavily loaded w wagon agon up an in incline cline and the rapid motion of ofilio the wagon as it rushed back into the mine developed heat beat eno di to inflame the highly combustible bus tible ore the fire spread so rapidly through the mine that thirteen workmen were unable to eava esi abc C and many others were seriously in 11 n lured mr W II 11 the electrician of the british Pos tollice has tried the interesting experiment of telegraph ini without the aid of wires across the channel iannel rl separating the isle of wight from england large metal plates were immersed in the sea at opposite ends odthe of alie solvent nai namely nely at portsmouth ind tind 14 de separated by six miles of water and at hurst castle and anti sconce point nith with one mile of channel separation bep tho the portsmouth and hurst Castle plates were connected by a wire passing through southampton and the ryde and sconce point plates bya wire passing h newport the circuit bein being g completed by the sea signals were readily passed by the sy system sten but telephonic speech was impracticable Con concerning cernin elect ro ture Dr C W siemens in his address addres sits ns president ot of the british for the advancement of science stated that lie had only to add to his previously recorded observations that ecat n barley oats and other cereals sown in the open air had bad shown a marked acceleration of growth under the influence of the electric light this was vas not very apparent until towards tho the end of kebr february uary when with the appearance of mild wild weather the plants under the influence of an electric lamp of candle power placed about IG feet above the surface developed dove i p ed with extreme rapidity so 60 that b by y the end of may they stood four feet high with the ears in full bloom when those not under tinder the tile in fluege of the lamp were less than two feet in bight and showed no sign of tile ear |