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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The average car produces a pound of pollution every 25 miles!
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The electric chair was invented by a dentist!
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Energy is being wasted if a toaster is left plugged in after use.
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The first alarm clock could only ring at 4 a.m.
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It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
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The life boat was patented in 1845!
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