Balsa wood is classified as a hard wood!
41
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Pure water (H2O) does not conduct electricity on its own.
46
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118