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The year 1961 in science and technology involved some significant events, listed below. ==Astronomy and space exploration== * January 31 – Ham, a 37-pound male chimpanzee, is rocketed into space in a test of the Project Mercury capsule designed to carry U.S. astronauts into space. * April 12 – Yuri Gagarin is the first human in space. * April 15 – R. N. Schwartz and Charles Hard Townes publish "Interstellar and Interplanetary Communication by Optical Masers" in ''Nature'', providing a basis for Optical SETI. * May 19 – Venera program: Venera 1 becomes the first manmade object to fly-by another planet by passing Venus (however the probe had lost contact with earth a month earlier and does not send back any data). * May 25 – Apollo program: President Kennedy announces before a special joint session of Congress his goal to initiate a project to put a "man on the moon" before the end of the decade. * The Drake equation is written by Frank Drake. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「1961 in science」の詳細全文を読む スポンサード リンク
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