Our universe might be really, really big — but finite. Or it might be infinitely big. Both cases, says physicist Brian Greene, are possibilities, but if the latter is true, so is another posit: There ...

This interview was originally broadcast on January 24, 2011. The Hidden Reality: Parallel Universes and the Deep Laws Of the Cosmos is now available in paperback. Greene is also hosting a NOVA series ...

SEATTLE (AP) — A U.S. Customs and Border Patrol operation at the site of a wildfire on Washington state’s Olympic Peninsula sparked condemnation by Sen. Patty Murray who said firefighters put their ...

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BOSTON (CBS) - Could there be such a thing as a parallel universe? Dan's guest, Brian Greene, he "Einstein Of The 21st Century," says yes and he can convince you. Originally broadcast March 2nd, 2011.