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
According to studies, men change their minds two to three times more often than women.
72
Nearly 50% of the world's scientists are assigned to military projects.
71
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Sound travels fifteen times faster through steel than through air.
134
Each day, up to 150 species of life become extinct.
-23
The earth is approx. 6,588,000,000,000,000,000 tons.
175