Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Aluminum used to be more valuable than gold!
84
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
One ragweed plant can release as many as one billion grains of pollen!
51
Pure water (H2O) does not conduct electricity on its own.
46
The earth is approx. 6,588,000,000,000,000,000 tons.
175