1934-First x-ray photo of entire body, Rochester, NY
1946-U.S. drops atom bomb on Bikini atoll (4th atomic explosion)
1956-Elvis Presley wearing a tuxedo appears on The Steve Allen Show 1959-World Refugee Year begins
1966-Medicare goes into effect
1968-U.S., Britain, USSR & 58 nations sign Nuclear Nonproliferation Treaty
1980-Steve Overt runs world record 3:48.8 mile in Oslo
1982-Challenger moves overland to Dryden
1982-Kosmos 1383, 1st search & rescue satellite, launched
1987-NYC radio station WFAN-AM becomes 1st 24 hour all sports radio
1989-Hugh Hefner (Playboy editor) weds playmate Kimberly Conrad
1990-German Democratic Republic accepts the Deutsche Mark as its currency
1990-In Victoria, Australia, helmetless bike riding becomes illegal
1997-China regains sovereignty of Hong Kong