Did fist fighting change the course of human evolution?

The human hand is a beautiful product of evolution. Each one a finely crafted arrangement of 27 bones, our hands are among the most dexterous in the animal kingdom, and are every bit as capable of threading a needle as they are grasping the oar of a canoe. But newly published findings suggest our palms and fingers may… » 12/20/12 1:20pm 12/20/12 1:20pm

Ancient humans may not have interbred with Neanderthals, after all

If you hail from outside of Africa, there's a decent chance that you share as much as 4% of your DNA with a long-extinct lineage of Neanderthals. Many scientists agree that this small percentage of shared genetic information is evidence that humans and Neanderthals interbred with one another in Europe tens of… » 8/14/12 7:20am 8/14/12 7:20am

Ten Senses We Have That Go Beyond the Standard Five

We are taught that, as we stumble through the world, we have touch, taste, smell, hearing, and sight to guide us. It turns out that we have been underestimating ourselves. Scientists count between fourteen and twenty actual senses, most of which aren't taught in primary school. See what information you're really… » 7/22/11 10:00am 7/22/11 10:00am

Animals who live fast and die young could be the key to human life…

Humans age very slowly, but the older we get, the more likely death gets. Not every animal follows that pattern though - some species live for only very short periods, but their age doesn't actually seem to affect when they die. Figuring out why these animals age the way they do could help us understand why humans… » 2/15/11 1:53pm 2/15/11 1:53pm