One cubic foot of gold weighs more than 1,200 pounds!
78
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Out of all the senses, smell is most closely linked to memory.
146
According to studies, men change their minds two to three times more often than women.
72
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Liquid TIDE laundry detergent glows under a blacklight.
96
The force of a suction cup is calculated using F=AP.
15