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
For every gallon of sea water, you get more than a quarter pound of salt.
45
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
A cesium atom in an atomic clock beats over nine billion times a second.
43
Sound travels fifteen times faster through steel than through air.
134
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