4.5 pounds of sunlight strike the Earth each day.
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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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The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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One ragweed plant can release as many as one billion grains of pollen!
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Nearly 50% of the world's scientists are assigned to military projects.
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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