Alan Guth - How Does Dark Energy Drive the Universe?

Watch more interviews on black holes, dark matter, and dark energy:https://shorturl.at/tEHQY Dark energy, the repulsive energy of empty space, was one of the most unexpected and astonishing discoveries in recent science. Most scientists had expected that the expansion of the universe would be slowing down due to the inward pull of gravity. In fact, the expansion of the universe is speeding up, revealing the presence of dark energy. What does it mean? Shop tees, hoodies, and more in the Closer To Truth online store: https://bit.ly/3P2ogje Register now for free subscriber-only benefits: https://closertotruth.com/ Alan Harvey Guth is an American theoretical physicist and cosmologist. Guth has researched elementary particle theory (and how particle theory is applicable to the early universe). He is currently serving as Victor Weisskopf Professor of Physics at the Massachusetts Institute of Technology, and he is the originator of the inflationary universe theory. Get free access to Closer to Truth's library of 5,000 videos: http://bit.ly/376lkKN 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.