The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Today's top fuel dragsters take off with more force than the space shuttle.
120
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10