Scientists are now able to grow 'beating' heart tissue in a lab!
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Most liquid laundry detergents are alive with living organisms that help to break down stains!
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Iron weighs more after it rusts.
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The force of a suction cup is calculated using F=AP.
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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