In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Each day, up to 150 species of life become extinct.
-23
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Pumice is the only rock that floats on water.
14
Pure water (H2O) does not conduct electricity on its own.
46