On this day

December 17, 1938

Revisit the news, notable people, and historical moments connected to this date.

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Headlines from December 17, 1938

Notable Births

Peter Snell

1938Peter Snell, New Zealand runner (died 2019)[†]

Sir Peter George Snell was a New Zealand middle-distance runner. He won three Olympic gold medals, and is the only man since 1920 to have won the 800 and 1500 metres at the same Olympics, in 1964.

Historical Events

Otto Hahn

1938Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.[†]

Otto Hahn was a German chemist who was a pioneer in the field of radiochemistry. He is referred to as the father of nuclear chemistry and discoverer of nuclear fission, the science behind nuclear reactors and nuclear weapons. Hahn and Lise Meitner discovered isotopes of the radioactive elements radium, thorium, protactinium and uranium. He also discovered the phenomena of atomic recoil and nuclear isomerism, and pioneered rubidium–strontium dating. In 1938, Hahn, Meitner and Fritz Strassmann discovered nuclear fission, for which Hahn alone was awarded the 1944 Nobel Prize in Chemistry.