TED Talks

Brian Greene: Is our universe the only universe? (2012x31)

Udgivelsesdato: Apr 23, 2012

Is there more than one universe? In this visually rich, action-packed talk, Brian Greene shows how the unanswered questions of physics (starting with a big one: What caused the Big Bang?) have led to the theory that our own universe is just one of many in the "multiverse."