In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
There are more than 50,000 earthquakes throughout the world every year!
47
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
