NASA invented baby food as we know it today.
7
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18