In today's episode of Cool Science Radio John Wells and Lynn Ware Peek speak with (01:16) renowned physicist Dr. Sabine Hossenfelder who is the creator of the popular YouTube series Science without the Gobbledygook. She takes a no-nonsense approach to life’s biggest questions, and wrestles with what physics really says about the human condition in her new book, EXISTENTIAL PHYSICS: A Scientist’s Guide to Life’s Biggest Questions. Then, (26:43) Chris Larkin, Chief Technology Officer at Concord Technologies. Chris will discuss security and privacy concerns and implications in a post-Roe v. Wade world, including how the data and information people put into technologies like period tracker apps be accessed and used against them if they seek abortions.