The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
4.5 pounds of sunlight strike the Earth each day.
27
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The sun is 330,330 times larger than the earth.
75
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39