Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The average temperature at 40,000 feet above sea level is -60 F.
56
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 banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Your brain is 80% water.
525
4.5 pounds of sunlight strike the Earth each day.
27
If the chemical sodium is dropped into water it will immediately and violently explode.
67