The 1925 in science reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

1925 in science

The year 1925 CE in science and technology included many events, some of which are listed here.

See also: 1924 in science, other events of 1925, 1926 in science and the list of years in science.

Table of contents

1 Biology 2 Technology 3 Awards

Biology

• July 21 - Scopes Trial: In Dayton, Tennessee, high school biology teacher John T. Scopes is found guilty of teaching evolution in class and fined $100.

Technology

• June 13 - Charles Francis Jenkins achieves the first synchronized transmission of pictures and sound, using 48 lines, and a mechanical system. A 10-minute film of a miniature windmill in motion is sent across 5 miles from Anacostia to Washington, DC. The images were viewed by representatives of the Bureau of Standards, the U.S. Navy, the Commerce Department, and others. Jenkins called this "the first public demonstration of radiovision"

Awards

• Nobel Prizes
  • Physics - James Franck, Gustav Ludwig Hertz
  • Chemistry - Richard Adolf Zsigmondy

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