i.-- 



C 84 ] 

 INTELLIGENCE, 



ANP 



MISCELLANEOUS ARTICLES. 



A 



ROYAL SOCIETY OF LONDON. 



-T the meeting, February 6, Dr. Young's paper on 

 Sound was concluded. A paper by Mr. Cooper on the 

 effefts occafioned by the deftruftion of the menibrana tyni- 

 pani, was begun. 



On the 13 th Mr. Cooper's paper was concUided. By this 

 ingenious paper it appears the fenfe of hearing is very little 

 impaired by the lofs of the membrana tympani. 



A very curious and intercfting paper on the fpontaneous 

 emiHion of light by various bodies, by Dr. Ilulm, was read 

 on the 13th and 20th: it contains a number of experiments, 

 fome of which prove that light is a component part of a|l 

 marine fifties; others, that putrid fifli ceafe to be luminous, 

 rotten wood to ftiine, and glow-worms to emit light, when 

 furrounded by a frigorific mixturp. 



FRENCH NATIONAL INSTITUTE. 



In the fitting of the French National Inftitute, Vcnde- 

 miaire 13, year 8, Ociober 7, ^799) C. Cuvicr read the fol- 

 Jowing account of thp labours of the Mathematical anti 

 Phyfical Clafs during the laft quarter pf the year 7 :— 



The diamond, fo valuable on account of its rarity aqd 

 fplendour, and fo flattering to the vanity of nian, had long 

 ago attrafted the attention of philofophers by other qualities. 

 The ancients confidered it as the moft unalterable of bodies, 

 and made it the emblem of the immutability of the decrees 

 ofFate:— 



' — ■ — Si figit adamantiiios 



Suininis verticibus dira'neccifitas 

 Clavos 



Mankind were much furprifed when experiments proved 

 ■what the genius of Newton had divined — that the hardeft 



and 



