Ever wondered why geckos can scamper up walls and humans cannot? The secret lies in physics, biology and evolution. Discover how animals exploit molecular forces to defy gravity and why humans are ...

From muscle fibers to mental grit, here’s the science behind why some bodies can endure ultramarathons, while others hit the wall far sooner. Ultramarathons sit at the far edge of what the human body ...

Add Yahoo as a preferred source to see more of our stories on Google. Millions of years ago, humans lost the ability to produce vitamin C, a mystery that has puzzled scientists for decades. Now, new ...

Body growth in spiders (indeed in all arthropods) happen by jettisoning the tough outer shell while a new skin grows beneath, ...

“My work is all centered around this central question: Why do we interact with others the way we do?” says Young. The answer, in his opinion, almost always comes down to neurochemistry, but it’s not ...