In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Pumice is the only rock that floats on water.
14
Sound travels about 4 times faster in water than in air.
408
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Billions of neutrinos pass unnoticed through your body every second.
6
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7