Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Research indicates that plants grow healthier when they are stroked.
173
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
The bark of an older redwood tree is fireproof.
65
The average temperature at 40,000 feet above sea level is -60 F.
56