Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Balsa wood is classified as a hard wood!
41
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61