Most dust particles in your house come from dead skin.
48
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
A cesium atom in an atomic clock beats over nine billion times a second.
43
In zero gravity, a candle's flame is round and blue.
16
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Pumice is the only rock that floats on water.
14