Research indicates that plants grow healthier when they are stroked.
173
Each day, up to 150 species of life become extinct.
-23
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A cesium atom in an atomic clock beats over nine billion times a second.
43
One 75-watt bulb gives more light than three 25-watt bulbs.
57
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