Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Cold water weighs more than hot water.
93
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Research indicates that plants grow healthier when they are stroked.
173
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57