A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Sound travels about 4 times faster in water than in air.
408
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Pure water (H2O) does not conduct electricity on its own.
46
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57