Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Each day, up to 150 species of life become extinct.
-23
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Pure water (H2O) does not conduct electricity on its own.
46
Diamonds can be shattered with a hammer.
-104
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38