The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
4.5 pounds of sunlight strike the Earth each day.
27
The bark of an older redwood tree is fireproof.
65
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The sun is 330,330 times larger than the earth.
75