Paul Steinhardt - How Did Our Universe Begin?

Beginnings are momentous, the beginning of the universe especially so. How did the beginning of our universe happen? Cosmic inflation is the theory that an exponential expansion within the first tiny fraction of a second generated everything that we see, all the vast galaxies, stars and planets. What’s the evidence? What’s the meaning? Free access to Closer to Truth's library of 5,000 videos: http://bit.ly/376lkKN Watch more interviews on the beginning of the universe: https://bit.ly/3Ft0b2f Paul J. Steinhardt is the Albert Einstein Professor of Science at Princeton University and Director of the Princeton Center for Theoretical Science at Princeton University, where he is also on the faculty of both the Department of Physics and the Department of Astrophysical Sciences. 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.