Research indicates that plants grow healthier when they are stroked.
173
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Iron weighs more after it rusts.
16
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Cold water weighs more than hot water.
93
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116