GENERAL INDEX 



of organic substances, 4, 55; 

 his experiments in electro- 

 magnetism, 6, 176. 



Anaesthetics, use of, in the dark 

 age, 2, 35. 



Anaesthetic power of chloro- 

 form and ether, 4, 217. 



Anatomy and physiology in the 

 eighteenth century, Chapter 

 IV, 4, 73- 



Anatomy and physiology in the 

 nineteenth century V, 4, 102. 



Anaxagoras, banished from 

 Greece, 1, 141; his theories 

 about the sun and the planets, 

 1, 143; alleged prediction of 

 the fall of the famous meteor 

 at yEgespotomi, 1, 144; his 

 explanation of the origin of the 

 heavenly bodies, 1, 145; a 

 clear conception of the idea of 

 universal gravitation, 1, 146; 

 the first to explain the phases 

 of the moon, 1. 147; his 

 theory of the Milky Way, 1, 

 150; "the father of meteor- 

 ology," 1, 151; his specula- 

 tions concerning thunder and 

 lightning, 1, 152; his idea 

 that fishes respire air through 

 their gills, "attracting" it 

 through water, 1, 153; his 

 speculations as to natural 

 objects, 1, 154; he claimed 

 that every unit or atom in 

 nature was unchangeable and 

 indestructible, 1, 155; the 

 distinction between molecu- 

 lar processes and atomic 

 processes, 1, 158; nous, the 

 omnipotent artificer of the 

 material universe, 1, IJQ; 

 the most farseeing scientific 

 imagination of pre-Socratic 

 antiquity, 1 , 1 6 1 ; the founder 

 of the atomic theory, 1, 169; 

 he took account of the hypo- 

 thetical counter-earth in his 

 explanation of the eclipses, 

 1, 216; conceived the idea of 

 universal gravitation before 

 Newton, 2, 236. 



Anaximander, inventor of the 

 sun-dial, 1, 109; his concep- 



tion of the form of the earth, 



1, up; the first teacher of 

 organic evolution, 1, in. 



Anaximenes, assisted in perfect- 

 ing the sun-dial, 1, 109. 



Animal kingdom, new classifica- 

 tion of, by Cuvier, 4, 102. 



Animals, domestic, man's use 

 of, in the conquest of nature, 

 6, 59- 



Animists' system, theory of, 4, 

 185. 



Anschutz, his interest in the 

 development of chrono-pho- 

 tography, 8, 250. 



Anthrax, cause of, 4, 227, 228; 

 sheep and cattle given im- 

 munity from, at the Pasteur 

 Institute, 5, 185. 



Anthropology, problems in, 6, 

 228; its position to-day, 5, 

 229. 



Antipater, his epigram showing 

 that windmills existed in the 

 time of Augustus, 6, 71. 



Anti-rabic treatment given at 

 the Pasteur Institute, 5, 183. 



Antisepsis, Lister's discovery of, 

 4, 229. 



Arabian hospitals, 2, 26. 



Arabian learning, its subjects, 



2, 13; mathematics, 2, 14; 

 astronomy, 2, 14-17; optics, 



2, 18; chemistry, 2, 20; medi- 

 cine, 2, 21. 



Arabian method of earth-meas- 

 urement, 2, 14- 



Arabian numerals, period of 

 their invention, 2, 13- 



Arabians, Mediaeval Science 

 Among the, Chapter II, 2, 



Arabic translations, 2, 9. 



Arago, Dominique Frangois, a 

 convert to Fresnel's wave 

 theory, 3, 226; demonstrated 

 that electricity not only in- 

 fluenced a magnet, but ac- 

 tually produced magnetism, 



3, 239; constructed a device 

 in which a metal disk was 

 made to revolve in the pres- 

 ence of a current of electricity, 

 6, 176. 



[159] 



