When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Most dust particles in your house are made from dead skin!
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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.
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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!
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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
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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