Why Freud Still Matters, When He Was Wrong About Almost Everything

He’s been dead for nearly 70 years, but Sigmund Freud’s provocative theories are still a huge part of psychology, neuroscience, and culture — this despite the fact that many of his ideas were mindboggingly, catastrophically wrong. Here’s why Freud just won’t go away. » 8/07/13 11:02am 8/07/13 11:02am

How many groups reached the Americas before Christopher Columbus?

In 1492, Christopher Columbus landed in what is now the Bahamas, changing the world forever. But was he first non-indigenous person to reach the Americas? Vikings got there before him, and possibly Polynesians too...and those are just the sane theories. » 3/30/11 9:22am 3/30/11 9:22am

The forgotten genius who discovered black holes over 200 years ago

Centuries before black holes became accepted science, a fat little man in 1780s Yorkshire imagined stars so massive that even light could not escape. He predicted black holes. This is the incredible story of John Michell and his "dark stars." » 12/23/10 12:05pm 12/23/10 12:05pm