Out of all the senses, smell is most closely linked to memory.
146
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The sun is 330,330 times larger than the earth.
75
Most dust particles in your house are made from dead skin!
67
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Pumice is the only rock that floats on water.
14
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