Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Pure water (H2O) does not conduct electricity on its own.
46
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Cold water weighs more than hot water.
93
The storage capacity of human brain exceeds 4 Terrabytes.
140
Sound travels fifteen times faster through steel than through air.
134
The bark of an older redwood tree is fireproof.
65