The uncrewed Soviet spacecraft Venus 3 landed on Venus 

The US conducted its first hydrogen-bomb test at Bikini Atoll, in the Marshall Islands 

Albert Berry makes 1st parachute jump from an airplane 

Isabella Goodwin, 1st US woman detective, appointed, New York City 

3 passenger trains buried at Stevens Pass in Cascade Range. 118 die. Worst snow slide in US history 

First US university school of nursing established, Univ of Minn