According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
The light hitting the earth right now is 30 thousand years old.
163
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119