Women blink nearly twice as much as men. See more

If a surgeon in Ancient Egypt lost a patient while performing an operation, his hands were cut off. See more

When baby sharks are born, they swim away from their mothers right away and are on there own. In fact, their mothers might see them as prey. See more

The right lung is slightly larger than the left. See more

Two-thirds of the world's executions occur in China. See more

Those stars and colours you see when you rub your eyes are called phosphenes. See more

The 'save' icon on Microsoft Word shows a floppy disk, with the shutter on backwards. See more

A rat can fall from a five story building without injury. See more

Banging your head against a wall uses 150 calories an hour. See more