In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The bark of an older redwood tree is fireproof.
65
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Each day, up to 150 species of life become extinct.
-23
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Hot water can freeze faster than cold water.
181
The average home creates more pollution than does the average car.
33
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11