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
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The Earth gets 100 tons heavier every day due to falling space dust.
673
Lightning strikes about 6,000 times per minute on this planet!
158
The population of the Earth has more than doubled since 1950.
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