YouTube descriptions are way too short, so here are the credits, sources and what have you for my latest video. Academic Licenses Extraterrestrial Cause for the Cretaceous-Tertiary ExtinctionLuis W. Alvarez, Walter Alvarez, Frank Asaro, Helen V. Michel Science The American Association for the Advancement of Science License date: May 21, 2023 The Chicxulub Asteroid Impact … Continue reading The Mass Extinction Debates [Credits]