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 home creates more pollution than does the average car.
33
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The storage capacity of human brain exceeds 4 Terrabytes.
140
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Pure water (H2O) does not conduct electricity on its own.
46
For every gallon of sea water, you get more than a quarter pound of salt.
45