A toaster uses almost half as much energy as a full-sized oven.
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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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A small airplane can fly backwards.
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Originally, Nintendo was a playing card manufacturer.
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Sony researchers have developed a refrigerator that only opens when you smile.
9
The first alarm clock could only ring at 4 a.m.
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Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
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