The fastest a human has ever been recorded running was Usain Bolt in the 2009 Olympics. Bolt ran the 100-meter dash in an astonishing 9.58 seconds. This equals 27.78 miles per hour, and the record ...

As Bruce Springsteen famously sang, we are ‘born to run’. And compared to other land mammals, humans are indeed remarkably good at running long distances. Our upright posture, achilles tendons and ...

"We've been tracking children's growth from birth all the way through to adulthood, and the fastest period of growth is clearly the first couple of years during infancy," Sean Cumming, a professor in ...

Before the mid-1960s, it was widely believed that all dinosaurs were cold-blooded, slow-moving animals. But in the summer of 1964, a team of paleontologists led by John Ostrom discovered Deinonychus, ...