The bark of an older redwood tree is fireproof.
65
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
If the chemical sodium is dropped into water it will immediately and violently explode.
67
For every gallon of sea water, you get more than a quarter pound of salt.
45
Most dust particles in your house are made from dead skin!
67
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
A cubic yard of air weighs about 2 pounds at sea level.
31
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65