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

Random Facts

• To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs - it will let you go instantly.
  Animal Facts
• Babies are born without kneecaps. They don't appear until the child reaches 2-6 years of age.
  Human Facts
• Humans and dolphins are the only species that have sex for pleasure.
  Animal Facts
• In England, the Speaker of the House is not allowed to speak.
  Misc Facts
• Bill Gates' first business was Traff-O-Data, a company that created machines which recorded the number of cars passing a given point on a road.
  Science and Technology Facts
• Queen Elizabeth I regarded herself as a paragon of cleanliness. She declared that she bathed once every three months, whether she needed it or not
  Misc Facts
• The lifespan of a squirrel is about nine years.
  Animal Facts
• The giant red star Betelgeuse has a diameter larger than that of the Earth's orbit around the sun.
  Misc Facts