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Hydrogen
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1979 1st recorded occurrance-comet hits sun (energy=1 mil hydrogen bombs)
1967 1st Chinese hydrogen bomb explodes 1961 Soviet Union tests a 58 megaton hydrogen bomb 1956 U.S. explodes 1st airborne hydrogen bomb over Bikini Atoll 1954 U.S. explodes 15 megaton hydrogen bomb at Bikini Atoll 1953 U.S.S.R. explodes its 1st hydrogen bomb 1953 Russia publicly acknowledges hydrogen bomb test detonation 1953 Soviet Union conducts secret test of its 1st hydrogen bomb 1953 Russia's Georgi Malenkov reports possession of hydrogen bomb 1953 President Truman announces development of hydrogen bomb 1952 1st hydrogen device exploded at Eniwetok Atoll in Pacific 1950 Albert Einstein warns against hydrogen bomb 1950 President Truman approves building of hydrogen bomb 1913 Willis Lamb, born in Los Angeles, physicist, Nobel Prize winner, discovery of how electrons behave in the hydrogen atom 1838 Pierre Jules Cesar Janssen, discoverer of hydrogen in Sun 1783 Charles and M N Roberts ascend 2,000' in hydrogen balloon 1783 1st hydrogen balloon flight (unmanned); reaches 900 m altitude 1731 Henry Cavendish, England, physicist/chemist, discovered hydrogen |
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