It's one of the most controversial ideas in archaeology. Humans from Europe supposedly could have crossed the frozen Atlantic and reached America first. It's a fringe idea...but now two archaeologists have released a book explaining how it could have happened.

Well, humanity had a good run, but now it's over. This bear was recently spotted using a rock as a tool, the first time we've seen such behavior. It's only a matter of time before bears with rayguns show up.

Our hominid ancestors Homo erectus turned rocks like this into complex tools nearly two million years ago...hundreds of thousands years earlier than previously thought. The new find helps fill in some crucial blanks in our evolutionary history.

Elephants have always been recognized as intelligent, but the spark of insight — the ability to suddenly arrive at the solution to a problem by running problem-solving scenarios in your head (as opposed to repeated attempts at trial and error) — is something that has never been observed experimentally in the brainy…

This blackspot tuskfish, found in Australia's Great Barrier Reef, held a clam in its mouth and smashed it against a rock to reach the food inside. This photo is the first incontrovertible proof that fish are capable of tool use.

The X-Files meets the blood-thirsty vampires from 30 Days of Night, written by the guitarist from Tool! We've got the first pages from this insane crossover comic from Wildstorm. Check out Scully and Mulder dealing with extreme gore.