Kapitsa, Pyotr Leonidovich (1894-1984), a Russian physicist. He shared the 1978 Nobel Prize in physics for his work on intense magnetic fields and the generation of low temperatures. He developed methods for liquefying large quantities of helium and oxygen. Kapitsa studied in Petrograd (now St. Petersburg) and at Cambridge University, whose faculty he joined. In 1934 he visited Russia and was forced to stay. He became director of the Institute for Physical Problems and aided in the development of Sputnik I.
One was a celebrated author, the other a famed physicist. What the two shared was a public exposure of their religious beliefs. Big E had an on-again, off-again relationship with God, while C.S. was an avowed atheist during his early years.
He is famous for a phrase he never said, for wearing turtlenecks and for hosting the original 'Cosmos' TV series. As enthusiastic about the stars as he was about marijuana, Carl Sagan led a very surprising life. Here are 10 cool facts.