Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The United States has paved enough roads to circle the Earth over 150 times.
72
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
The earth is approx. 6,588,000,000,000,000,000 tons.
175