This amazing optical illusion video will make a man's head disappear

This video uses your eye's built-in blind spot to trick your brain into making a man's head vanish. I've seen some pretty awesome optical illusion videos in my time, and I'm calling it now: this is the best one yet. » 1/18/12 11:15am 1/18/12 11:15am

Legendary "royal star" was an actual supernova

In 1660, Britain restored the monarchy after a decade of Oliver Cromwell's puritanical dictatorship. Charles II's supporters pointed out that his birth was marked by a glorious noon-day star, proving his divine right to rule...and that wasn't necessarily just propaganda. » 4/18/11 4:00pm 4/18/11 4:00pm