Ethan Siegel: The secret of the multiverse

"Welcome to the multiverse. Or should I say our one universe within a multiverse of possibilities?" Subscribe to Big Think on YouTube ► https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1 Up next, 3 discoveries that change the way we think of the universe ► https://www.youtube.com/watch?v=bFyRneLzcwo Do we have proof of a multiverse? Our idea of the multiverse stems from the notion of quantum mechanics: The idea that every time we enter a situation there are potentially infinite possibilities to arise as the outcome. But when we make a decision, we only get one of these outcomes. Science fiction as well as our media and films are bewitched by the concept of the multiverse. But what can science tell us about its legitimacy? Dr. Ethan Siegel explores. 0:00: Is there a multiverse? 3:32: The “many worlds” interpretation 4:43: The notion of infinity 8:45: Types of infinity 10:16: Degrees of freedom 17:01: Quantum mechanical spreading 19:22: The universe beyond our universe 21:46: How fast do universes get created? 27:15: The hope of the multiverse Read the video transcript ► https://ift.tt/blHiVWX ---------------------------------------------------------------------------------- Go Deeper with Big Think: ►Become a Big Think Member Get exclusive access to full interviews, early access to new releases, Big Think merch and more. https://ift.tt/zJALOhb ►Get Big Think+ for Business Guide, inspire and accelerate leaders at all levels of your company with the biggest minds in business. https://ift.tt/POAF0Ie ---------------------------------------------------------------------------------- About Ethan Siegel: Ethan Siegel is a Ph.D. astrophysicist and author of "Starts with a Bang!" He is a science communicator, who professes physics and astronomy at various colleges. He has won numerous awards for science writing since 2008 for his blog, including the award for best science blog by the Institute of Physics. His two books "Treknology: The Science of Star Trek from Tricorders to Warp Drive" and "Beyond the Galaxy: How humanity looked beyond our Milky Way and discovered the entire Universe" are available for purchase at Amazon.