What If The Big Rip: What If It Happened Tomorrow? Posted: February 21, 2025 | Last updated: March 11, 2025 "An epic exploration of possibilities. What If is a Webby Award-winning science web ...

Big Freeze, Big Rip, Big Crunch, Bounce or vacuum decay? Steven Strogatz speaks with theoretical cosmologist Katie Mack about the five ways that scientists think the universe could come to an end. Two ...