Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
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
Most liquid laundry detergents are alive with living organisms that help to break down stains!
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
The force of a suction cup is calculated using F=AP.
15
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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