PASADENA, CA - OCTOBER 03, 2017 -Caltech scientists Kip Thorne, right, and Barry Barish, background, say a toast on the Caltech campus following a press conference honoring its two new Nobel Prize winners Tuesday October 3, 2017. They were two of the minds behind LIGO, the Laser Interferometer Gravitational-Wave Observatory. It detected gravitational waves from long-ago and far-away collisions of black holes, and confirmed key aspects of Einstein's theory of general relativity. (Al Seib / Los Angeles Times)
Al Seib / Los Angeles Times
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