The strongest muscle in the body is the tongue. See more

The average life expectancy of a toilet is 50 years. See more

A crocodile's tongue is attached to the roof of its mouth and he cannot move it. See more

Plants that are not cared for will cry for help, a thirsty plant will make a high-pitched sound that is too high for us to hear. See more

Wearing headphones for just an hour will increase the bacteria in your ear by 700 times. See more

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

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

The ant can lift 50 times its own weight. See more

Albert Einstein's parents were worried he was mentally slow, because it took him a long time to learn how to speak. See more