Balsa wood is classified as a hard wood!
41
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
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
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57