June 30

June 30 is the 181st day of the year, 184 days remaining

1905 - Albert Einstein publishes the article "On the Electrodynamics of Moving Bodies", where he introduces special relativity.

1953 - The first Chevrolet Corvette rolls off the assembly line in Flint, Michigan.

1960 - Congo gains independence from Belgium.

1971 - The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.

1990 - East and West Germany merge their economies.

Birthday

1942 - Robert Ballard, Oceanographer
http://en.wikipedia.org/wiki/Robert_Ballard