Each day, up to 150 species of life become extinct.
-23
Hot water can freeze faster than cold water.
181
One barrel of petroleum holds 42 gallons.
20
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The bark of an older redwood tree is fireproof.
65
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5