What if 2? By Lynn Ware Peek, John Wells Published October 13, 2022 at 10:59 AM MDT Listen • 26:05 Today's episode of Cool Science Radio's guest is Randell Munroe . Randell is the The #1 New York Times bestselling author of What If? and is back answering more of the weirdest questions you never thought to ask in his new book What if 2?.