Millenium: 
Century: 
Decade: 
Previous (1st) <<<<<< Current (2nd) >>>>>> Next (3rd) 
Previous (19th) <<<<< Current (20th) >>>>> Next (21st) 
Previous (5th) <<<<< Current (6th) >>>>> Next (7th)

Event Summary 

1951: Hawaii admitted as the 50th state of the US
1952 Detonation of the first thermonuclear fusion bomb at Eniwetok atoll
1953
1954
1955 First Solar-Powered Car
Rosa Parks
1956 Reines & Cowen experimental evidence for the neutrino
1957
1958 Mössbauer demonstrates recoilless emission of gamma-rays
Nuclear powered submarine USS Nautilus begins crossing under Arctic polar ice cap
1959
1960 Rand's Univac 1107 Computer Uses "One's Complement Math"
Maiman constructs the first ruby laser
Javan constructs the first helium-neon laser