Knights in shining armor were the worst idea in military history

To determine how much energy knights in the Middle Ages burnt merely strolling around, British researchers recruited volunteers to dress up in mock-ups of real knightly armor and — in a hilarious twist — gallivant on treadmills. Sure enough, the study found that shielding the entire body was a heavy proposition. Watch … » 7/20/11 12:00pm 7/20/11 12:00pm