A cubic yard of air weighs about 2 pounds at sea level.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
One cubic foot of gold weighs more than 1,200 pounds!
78
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
German chemists made a replica of a trophy the size of one molecule.
68
The bark of an older redwood tree is fireproof.
65
Billions of neutrinos pass unnoticed through your body every second.
6