Intelligent people have more zinc and copper in their hair. See more

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

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

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

You use over 70 muscles to say one word. 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

All the chemicals in the human body have a combined value of approximately £4.00. See more

Every single possible 3-character .com domain (over 50,000) has long since been registered! See more

The heart beats about 100,000 times each day. See more