Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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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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Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
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Most dust particles in your house are made from dead skin!
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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Hot water can freeze faster than cold water.
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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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