72% of people in Mali earn less than $1 per day. See more

The thumbnail grows the slowest; the middle nail grows the fastest. See more

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

The cockroach has a high resistance to radiation and is the creature most likely to survive a nuclear war. See more

Snakes have two sex organs. See more

Leonardo Da Vinci invented the scissors. See more

Julius Caesar, Alexander the Great, and Dostoyevsky were all epileptics (aka brain disorder). See more

The longest word that can be typed using only the right hand is lollipop. See more

Astronauts are not allowed to eat beans before they go into space because passing wind in a spacesuit damages them. See more