One cubic foot of gold weighs more than 1,200 pounds!
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Iron weighs more after it rusts.
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There is a surgical implant being developed that will give you an orgasm at the touch of a button.
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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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Sound at the right vibration can bore holes through a solid object.
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
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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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