Diamonds can be shattered with a hammer.
-104
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
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Iron weighs more after it rusts.
16
The average home creates more pollution than does the average car.
33
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One ragweed plant can release as many as one billion grains of pollen!
51