At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
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
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Most dust particles in your house are made from dead skin!
67
Scientists aren't sure what color dinosaurs were.
312
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61