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

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

Most dust particles in a US house are made from dead skin. See more

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

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

Zero point energy is a source of energy which is released when atoms stop moving, at -273 Celcius. See more

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

The electric chair was invented by a dentist. See more

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