The temperature of the earth's interior increases by 1 degree every 60 feet down.
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There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Astronauts get taller when they are in space.
224
Lightning strikes about 6,000 times per minute on this planet!
158
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236