Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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Car airbags kill 1 person for every 22 lives that they save.
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Windmills always turn anti-clockwise. Except for the windmills in Ireland!
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In the early 1960's, Porsche commercially manufactured farm tractors.
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Sony researchers have developed a refrigerator that only opens when you smile.
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The life boat was patented in 1845!
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A toaster uses almost half as much energy as a full-sized oven.
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