How to remove a tick (and prevent Lyme Disease)

I recently got a phone call from someone who thought she had a tick on her, so I thought it might be useful to discuss the right–and the wrong–way to remove a tick. If you don’t take the tick off correctly, it won’t let go. It will just keep on cheerfully sucking your [...]

Astrology in the Classroom!

Today’s issue of Nature contains a letter from a Physics prof, who has found a very creative way to both teach newtonian physics and debunk Astrology!
(he doesn’t, however, indicate that it was James Randi who first developed the technique he is using, or that the proceedure is also described in the book “how to think [...]