A teaspoon of neutron star material weighs about 110 million tons. See more

You can't kill yourself by holding your breath. See more

111,111,111 x 111,111,111 = 12,345,678,987,654,321. See more

Everyone is colourblind at birth. See more

A 'jiffy' is an actual unit of time for 1/100th of a second. See more

Rubber bands last longer when refrigerated. See more

Everyone has thirty-two teeth. See more

The cruise liner, Queen Elizabeth 2nd, burns a gallon of diesel for each 6 inches that it moves. See more

We lose half a litre of water a day through breathing. See more