574 



Our Surroundings 



which is used both in the broadcasting and receiving sets of our 

 modern radio. 



Dr. Langmuir has won many medals and prizes for his bril- 

 liant research work, one of 

 which was the 1932 Nobel 

 prize in chemistry. 



Compton. Among the 

 younger scientists, few are 

 giving greater promise than 

 Arthur H. Compton, who was 

 born in Wooster, Ohio, in 

 1892. After graduating from 

 the College of Wooster, he 

 entered Princeton University, 

 where he received his Doc- 

 tor's degree in 1916. He then 

 became research physicist for 

 the Westinghouse Electric 

 Company, of Pittsburgh. 



In 1923 Dr. Compton went 

 to the University of Chicago 

 where he has made valuable 

 investigations concerning the 

 earth's rotation, heat, X-rays 

 and the cosmic rays. 



Other Scientists. The 

 scientists about whom you have just been reading are only a few 

 of the many who have labored hard and successfully to add to 

 man's knowledge and to make his life better, safer, and more 

 comfortable. In all of the branches of science, men and women 

 are constantly searching for new facts and constantly striving to 

 find better ways of doing things. In the table on pages 575-578, 

 you will find the names and some of the achievements of many 

 of the world's leading scientists. As you read the table, notice the 

 various fields of science in which these people have worked. If 

 any scientist in the list appeals to you particularly, you may find 

 it interesting to read more about him. 



Brown Brothers. 



ARTHUR H. COMPTON 



He has made valuable discoveries concern- 

 ing the earth's rotation, heat, X-rays, and 

 cosmic rays. The instrument he is adjust- 

 ing is a device for measuring the intensity 

 of cosmic rays. 



