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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Energy is being wasted if a toaster is left plugged in after use.
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Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
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The first alarm clock could only ring at 4 a.m.
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Sony researchers have developed a refrigerator that only opens when you smile.
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The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
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Any modern jet is capable of breaking the sound barrier.
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The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
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