The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The earth travels through space at 660,000 miles per hour.
189
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 unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Lightning strikes about 6,000 times per minute on this planet!
158