Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
In zero gravity, a candle's flame is round and blue.
16
A cesium atom in an atomic clock beats over nine billion times a second.
43
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Nearly 50% of the world's scientists are assigned to military projects.
71
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75