One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Hot water can freeze faster than cold water.
181
Sound travels fifteen times faster through steel than through air.
134
Each day, up to 150 species of life become extinct.
-23
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The storage capacity of human brain exceeds 4 Terrabytes.
140
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61