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.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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Most dust particles in your house are made from dead skin!
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One 75-watt bulb gives more light than three 25-watt bulbs.
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16