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

Some people believe we know everything about such thing as our body, since we study biology at school, read books, and watch popular videos on YouTube. Well, this is far from being true. The human ...

Have you ever given any extra thought to your stomach lining or the bones in your skull or pondered whether double uteruses ...

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

While we tend to think we know ourselves pretty well, the human body still has all sorts of ways to surprise us. The truth is that we’re pretty complicated organisms, where a lot can go wrong (or ...

What are the most interesting facts about human behavior? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world.