Pumice is the only rock that floats on water.
14
Scientists in Germany have developed a candy that doesn't cause cavities.
11
The force of a suction cup is calculated using F=AP.
15
No matter how cold it gets, gasoline will not freeze.
107
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
One third of the electricity produced on earth is used to power electric light bulbs!
75
Nylon is made from coal and petroleum.
42