Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Scientists in Germany have developed a candy that doesn't cause cavities.
11
4.5 pounds of sunlight strike the Earth each day.
27
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
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
Diamonds can be shattered with a hammer.
-104
The earth is approx. 6,588,000,000,000,000,000 tons.
175