The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
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
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
In 1850, only 8% of the people in California were women.
0