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
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
The smell of freshly cut grass is actually a plant distress call.
31
A cubic yard of air weighs about 2 pounds at sea level.
31
The force of a suction cup is calculated using F=AP.
15