Raphael Bousso - The Physics of Eternity

'Eternity'—time that goes on and on and does not end—used to be the province of philosophy, even theology, with no real evidence. But now cosmologists are using astounding observations and new fundamental theories to project what will happen to our universe in 10^100 years - that's a number with one hundred zeros. And then there's other possible universes too. Free access to Closer to Truth's library of 5,000 videos: http://bit.ly/376lkKN Watch more interviews on Cosmic Inflation: https://bit.ly/3N5lTKn Raphael Bousso is a theoretical physicist and string theorist. He is a professor at Department of Physics, UC Berkeley. He is known for the proposal of Bousso's holographic bound, also known as the covariant entropy bound. Register for free at CTT.com for subscriber-only exclusives: http://bit.ly/2GXmFsP Closer to Truth, hosted by Robert Lawrence Kuhn and directed by Peter Getzels, presents the world’s greatest thinkers exploring humanity’s deepest questions. Discover fundamental issues of existence. Engage new and diverse ways of thinking. Appreciate intense debates. Share your own opinions. Seek your own answers.