This story is about Andrei Dmitrievich Sakharov. He was born in Moscow on 21 may 1921. At the age of 15 years he became increasingly involved in nuclear physics. Later in 1944, he enrolled in graduate school Fiona. At the request of academician Tamm has been employed at MEI. Next year and until 1968 he worked in the development of thermonuclear weapons. On August 12, 1953 Sakharov invented the Soviet Union's first hydrogen bomb.