Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Pumice is the only rock that floats on water.
14
Most dust particles in your house are made from dead skin!
67
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11