AaS! 96: Hey, Who Took All the Antimatter?

Why are matter and antimatter symmetric? What happened in the early universe to make matter win? Do we have any clue as to why? What do puppies have to do with it? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All episodes: http://www.AskASpaceman.com Watch on YouTube: http://www.youtube.com/PaulMSutter Read a book: https://www.pmsutter.com/books  Keep those questions about space, science, astronomy, astrophysics, physics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE! Big thanks to my top Patreon supporters this month: Robert R, Dan M, Evan T, Matthew K, Helge B, Justin, Matt W, Justin G, Kevin O, Duncan M, Corey D, Kirk B, Barbara K, Chris C, Tanya D, George, Tim R, Neil L, Nikolas W, Gordon M, Fenris N, Joe R, Neil P, Gabriella G, Tom S, bryan D, Irene P, Dustin R, Matt C, Iothian53, Steve P, Debra S, Ken L, Alberto M, Ron W, Chris L, Mark R, Alan B, Stephen J, David P, John F, Maureen R, Frank T, Craig B, Jesse A, Ron S, Steven L, Mark R, Jackie R, Ulfert B, Kevin N, Darron R, Hector P, Dave L, Stace J, S Stark, Richard K, Andrew L, Vladimir Z, Carol S, Stephen M, Grace M, Robert K, Jeremy K, Russell W, Thomas S, David B, and Tamara F! Music by Jason Grady and Nick Bain. Thanks to WCBE Radio for hosting the recording session, Greg Mobius for producing, and Cathy Rinella for editing. Hosted by Paul M. Sutter, astrophysicist at The Ohio State University, Chief Scientist at COSI Science Center, and the one and only Agent to the Stars (http://www.pmsutter.com).