The Ingenious Way the Ancient Egyptians Should Have Built the Pyramids

Thousands of years ago, a minority of ancient Egyptians set a majority to work building some of the oldest human-made structures in the world. It seems like we've been debating about how they did it ever since: Water? Animal labor? Magic? A team of researchers thinks they've found the best explanation yet. » 8/27/14 3:47pm 8/27/14 3:47pm