The History of Prosthetics Reveals a Long Tradition of Human Cyborgs

For centuries, humans have invented ingenious devices to replace lost limbs. Here we have a gallery of some of the most cutting-edge prosthetics from years past — comparable to today's bionic arms. What's fascinating is that these historic devices weren't just about limb replacement, but also enhancement. » 3/27/14 3:41pm 3/27/14 3:41pm

The real reason why Einstein came to believe in an expanding universe

According to legend, Albert Einstein changed his mind about the static state of the universe in 1931 after astronomer Edwin Hubble showed him evidence that the universe was expanding. A recent paper shows this is a myth — and that Einstein needed a lot more to change his mind. » 2/18/14 10:44am 2/18/14 10:44am

The Bitter Feud That Gave Us the Brontosaurus

Edward Drinker Cope and Othniel Charles Marsh were not nice men. For the most part, their not-niceness was taken out on each other. Occasionally, though, it was taken out on the innocent science of paleontology. If their feud hadn't built paleontology into what it is today, they might not even be remembered as fondly… » 1/07/14 11:04am 1/07/14 11:04am