Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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 United States has paved enough roads to circle the Earth over 150 times.
72
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119