Astronomy Cast Ep. 776: The Matter - Antimatter Dichotomy

31:03 | Dec 29th, 2025

https://www.youtube.com/watch?v=kGY4t683Xro Hosted by: Fraser Cain ( @frasercain ) and Dr. Pamela L. Gay ( @CosmoQuest ) Streamed live on Dec 22, 2025. Shortly after the big bang there were almost exa...Show More