Here's why one specialist calls it "a longevity organ"—and what you can do today to influence your well-being for decades to ...

Facts That Will Make You Feel Instantly Smarter: <a href=" ► 25 Fun Facts to Brighten Your Day: <a href=" You’re going to be ...

Disclaimer: Some of the responses below include discussions of human anatomy that may be disturbing for some readers. Okay, I ...

Even if you think you learned everything that you needed to know way back in biology class, everyone has knowledge gaps. And ...

19. The largest known prime number contains 41,024,320 digits. 20. Frogs breathe and drink through their skin. 21. A bullet ...