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.
117
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
For every gallon of sea water, you get more than a quarter pound of salt.
45
According to studies, men change their minds two to three times more often than women.
72
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3