Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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Liquid TIDE laundry detergent glows under a blacklight.
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One third of the electricity produced on earth is used to power electric light bulbs!
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Sound at the right vibration can bore holes through a solid object.
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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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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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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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