Mind-Blowing Scientific Facts

Octopuses have three hearts and blue blood running through their bodies. Bees can actually

recognize your face the same way you recognize your friends. In the vacuum of space,

two pieces of metal will fuse together permanently if they touch because there's no air to keep them

apart. A single water droplet contains more atoms than there are drops of water in all

the oceans combined. Sharks have been swimming in our oceans for over 400 million years,

which means they existed before trees even grew on land. And get this, there's a gravity

hill where cars mysteriously roll uphill instead of down. Our planet operates

on rules that sound like pure fiction but are completely real. These aren't myths