Car airbags kill 1 person for every 22 lives that they save.
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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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The cigarette lighter was invented before the match.
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A toaster uses almost half as much energy as a full-sized oven.
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Mico headphones read your brainwaves and select music based on your state of mind.
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Sony researchers have developed a refrigerator that only opens when you smile.
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Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
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The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
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