A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Hot water can freeze faster than cold water.
181
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Cold water weighs more than hot water.
93
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The force of a suction cup is calculated using F=AP.
15