Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The sun is 330,330 times larger than the earth.
75
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11