Baywatch
They're sexy, smart, sociable, playful, fast, and very independent--no wonder biologist Randall Wells has spent more than 30 years spying on bottlenose dolphins
Making a Modern Mummy
Two Egyptologists resurrect a 4,000-year-old tradition--and it works!
Vanished Vikings
For half a millennium, followers of Erik the Red thrived in Greenland and sailed to North America. Then they mysteriously disappeared. Why?
The Pain Is in the Brain
The biggest headache for headache researchers has always been: Where does the pain come from? The answer might seem obvious, but it's nothing less than a revolutionary discovery
The Future of Humanoid Robots
Owning your own mechanical servant may happen a lot sooner than you think, say our expert panelists. The big question is: Just how human should they be?