The Skeptics Guide #50 - Jul  5 2006
The Skeptics Guide #50 - Jul 5 2006  
Podcast: The Skeptics' Guide to the Universe
Published On: Fri Jul 07 2006
Description: Interview with Gerald Posner, author of Case Closed; News Items: Second hand smoke; Your E-mails: Binaural Beats, Aubrey de Grey; Science or Fiction; Skeptical Puzzle (answer plus new puzzle)