The Skeptics Guide #538 - Oct 31 2015

Interview with Dr. Dean Edell; Forgotten Superheroes of Science: Alice Hamilton; News Items: Red Meat and Cancer, Mega Poop, Tractor Beam, Whole Body Cryotherapy; Who's That Noisy; What's the Word: Canonical; Your Questions and E-mails: Tom Hanks and Cancer Quacks, Back to the Future Predicts 9/11; Science or Fiction