Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5