When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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Jon Bon Jovi has a restaurant that has no prices; guests pay whatever they can or volunteer in exchange for their meal.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
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The first guy to win Who Wants To Be A Millionaire (USA) used none of his lifelines until the final question, where he called his dad. During the call, he told his dad he didn't need any help on the final question, but he just wanted to let him know that he was about to win $1,000,000.
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