4.5 pounds of sunlight strike the Earth each day.
27
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
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 use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
No matter how cold it gets, gasoline will not freeze.
107
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9