2014 Event German company Linde begins constructing a facility to convert wind power to hydrogen; the plant will help Germany in its efforts to increase reliance on renewable energy sources 1979 Event 1st recorded occurrance-comet hits sun (energy=1 mil hydrogen bombs) 1967 Event 1st Chinese hydrogen bomb explodes 1961 Event Soviet Union tests a 58 megaton hydrogen bomb 1956 Event U.S. explodes 1st airborne hydrogen bomb over Bikini Atoll 1954 Event U.S. explodes 15 megaton hydrogen bomb at Bikini Atoll 1953 Event U.S.S.R. explodes its 1st hydrogen bomb 1953 Event Russia publicly acknowledges hydrogen bomb test detonation 1953 Event Soviet Union conducts secret test of its 1st hydrogen bomb 1953 Event Russia's Georgi Malenkov reports possession of hydrogen bomb 1953 Event President Truman announces development of hydrogen bomb 1952 Event 1st hydrogen device exploded at Eniwetok Atoll in Pacific 1950 Event Albert Einstein warns against hydrogen bomb 1950 Event President Truman approves building of hydrogen bomb 1913 Birthday Willis Lamb, born in Los Angeles, physicist, Nobel Prize winner, discovery of how electrons behave in the hydrogen atom 1838 Birthday Pierre Jules Cesar Janssen, discoverer of hydrogen in Sun 1783 Event Charles and M N Roberts ascend 2,000' in hydrogen balloon 1783 Event 1st hydrogen balloon flight (unmanned); reaches 900 m altitude 1731 Birthday Henry Cavendish, England, physicist/chemist, discovered hydrogen