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
Balsa wood is classified as a hard wood!
41
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Sound travels fifteen times faster through steel than through air.
134
Pure water (H2O) does not conduct electricity on its own.
46
The average temperature at 40,000 feet above sea level is -60 F.
56
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116