A day on the planet Mercury is twice as long as its year. See more

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

Male lions can sleep for up to 20 hours a day. See more

The catfish has over 27,000 taste buds, that makes the catfish rank #1 for animal having the most taste buds. See more

"Dreamt" is the only English word that ends in the letters "mt". See more

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

Americans ate eight million more orders of french fries and almost six million more hamburgers this year compared to last. See more

You use over 70 muscles to say one word. See more

A single individual, Dr. Lieven P. Van Neste, owns over 200,000 domain names! 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

America puts many more of its citizens in prison than any other nation. See more

Heroin used to be a cough medicine for children. A German company (Bayer) registered heroin as a trademark. See more

Americans, on average, eat 18 acres of pizza every single day. See more

The electric chair was invented by a dentist. See more

Every year, you eat approximately 4 bugs in your sleep. See more

There are 100 million internet users in China. Some of the sites they can't access are BBC news, Amnesty International and Dalailama.com. See more