The Skeptics Guide #72 - Dec 6 2006

Interview with Paleontologist Ken Macleod - New Evidence for the Single Impact Theory; News Items: Holiday shopping scams, NASA plans moon base, Flowing water on Mars?, Molecular manufacturing; Your E-mails and Questions: Hi from Down Under, Chiropractic HIV denial, Testing ID, High Tech Dowsing; Randi Speaks: End of the World and other nonsense; Science or Fiction; Skeptical Puzzle