The earth rotates more slowly on its axis in March than in September.
145
If two pieces of metal touch in space, they become permanently stuck together.
808
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Today's top fuel dragsters take off with more force than the space shuttle.
120
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
