Raymond Davis Jr. was an American chemist and physicist. He is best known as the leader of the Homestake experiment in the 1960s-1980s, which was the first experiment to detect neutrinos emitted from the Sun; for this he shared the 2002 Nobel Prize in Physics. The Nobel Prize in Physics 2002, announced October 8, 2002. Raymond Davis Jr. (1/4), “for pioneering contributions to astrophysics, in particular for the detection of cosmic neutrinos”. Masatoshi Koshiba (1/4), “for pioneering contributions to astrophysics, in particular for the detection of cosmic neutrinos”. Riccardo Giacconi (1/2), “for pioneering contributions to astrophysics, which have led to the discovery of cosmic X-ray sources”. Raymond Davis Jr.: born 1914, Washington, D.C., USA. Masatoshi Koshiba: born 1926, Toyohashi, Japan. Riccardo Giacconi: born 1931, Genoa, Italy. Wiki link Wiki link Wiki link Data: the Nobel Foundation (CC0).