At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Most dust particles in your house are made from dead skin!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
No matter how cold it gets, gasoline will not freeze.
107
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One cubic foot of gold weighs more than 1,200 pounds!
78