In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
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
Iron weighs more after it rusts.
68
Nearly 50% of the world's scientists are assigned to military projects.
71