0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
A cesium atom in an atomic clock beats over nine billion times a second.
43
One third of the electricity produced on earth is used to power electric light bulbs!
75
Brass doorknobs automatically disinfect themselves in about 8 hours.
18