Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A ball of glass will bounce higher than a ball made of rubber.
73
Pure water (H2O) does not conduct electricity on its own.
46
Hot water can freeze faster than cold water.
181
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
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