For every gallon of sea water, you get more than a quarter pound of salt.
45
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
German chemists made a replica of a trophy the size of one molecule.
68
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
One cubic foot of gold weighs more than 1,200 pounds!
78
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44