INDEX 



are on the average relatively Crookes, Sir William, invented 



near, 54. . the radiometer, 109; his inven- 



Canal rays, first observed by tion of the sphinthariscope, 118 ; 



Goldstein; tested by Sir Joseph suggested the use of metal fil- 



Thomson, 121. ings in wireless telegraphy, 308. 



Cancer, the quest of a cure, 230. Curie, Madame, with Professor 



Cannon, Dr. G., studies of in- Curie, discovered radium, 113. 



heritance of the insane with Curie, Professor Pierre, with 



Dr. Rosanoff, 206. Madam Curie, discovered ra- 



Carnegie, the, a non-magnetic dium, 113. 



ship, 256. Curtiss, Mr. Glenn H., prominent 



Carrel, Dr. Alexis, his method of in developing the hydroaero- 



restoring amputated members plane, 302. 



and transplanting internal or- Cuvier, Georges, his classification 



gans, 155 ; his experiments in of the invertebrates, 132. 



growing animal tissues outside Daimler, Herr G., perfects the oil 



the body in association with Dr. motor, 285. 



Burrows, 165. Darwin, Charles, his explanation 



Castle, Professor William E., his of t h e purpose of flowers, 142; 



experiments in transplanting 



m 



ovaries, 156; his experiments 

 with guinea pigs, 196. 



Cattle plague, a new remedy for, 

 244; transmitted by ticks, 245. 



Cavendish, his method of weigh- 

 ing the earth, 63. 



his main doctrine is to-day un- 

 challenged, 181; his theories of 

 heredity, virtually proved *by 

 Mr. Burbank*s experiments, 189 ; 

 his doctrine, its meaning and 

 present status, 178. 



ing ineearai oa. Davenport, Prof. Chas. B., his 



Chamberhn, Professor T. C de- studieg f heredit 199 his 

 velops new theory of world on- studies Q heritabl / defects 

 gins, 8. 20 o 



Chambers, Dr. -Helen, tests the ' . 



effect of radium on the blood, Deaf mutism, as studied by Fay, 

 237. 205 - 



Chanute, Mr. O'ctave, a pioneer in Deafness, congenital, its heritable 



soaring, 302. character, 105. 



Collie, Professor Norman, ob- D e Forest, Dr. Lee, developed the 

 serves the seeming formation wireless telephone, 310. 

 of helium and neon in the lab- Dewar) p ro fessor James, meas- 

 oratory, 122. ures t jj e quantity of helium gas 



from a given quantity of ra- 

 dium emanation, 116. 

 Diesel, Dr. Rudolph, invents a 

 new type of oil motor, 280; 

 predictions as to solution of the 

 fuel problem by his engine, 281 ; 

 cheapness of operation of his 

 engine, 282. 

 Diesel Engine, its invention, op- 



Comet, the tail of, explained by 

 Professor Arrhenius as due to 

 light pressure, 112. 



Compass, magnetic, operation of, 

 255; defects of, 256; non-mag- 

 netic, 257. 



Conquest of time and space, the, 

 Chapter X, 279. 



Corpuscle, electric, see electron. 



Creation of species, the, Chapter 

 VI, 170.. 



eration, and probable future, 

 280. 



331 



