Cool Science Radio | August 29, 2024 By Katie Mullaly, Lynn Ware Peek Published August 29, 2024 at 1:51 PM MDT Listen • 50:41 Ways To Subscribe Apple Spotify Amazon Music TuneIn Overcast KPCW Adam Frank, professor of physics and astronomy at the University of Rochester, talks about the real possibility of alien life and the challenges of finding it in his book, "The Little Book of Aliens." (0:40)Dr. Lauren Birgenheier, associate professor of geology and geophysics at the University of Utah, discusses the potential of extracting rare earth elements from existing coal mines. (26:10)