Optical illusions occur when what the eyes see conflicts with what the brain expects.
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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.
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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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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
Most liquid laundry detergents are alive with living organisms that help to break down stains!
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Scientists in Germany have developed a candy that doesn't cause cavities.
11
Most dust particles in your house are made from dead skin!
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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