Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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Energy is being wasted if a toaster is left plugged in after use.
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A toaster uses almost half as much energy as a full-sized oven.
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The IRS processes more than 2 billion pieces of paper each year.
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The cigarette lighter was invented before the match.
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Whale oil was used in automobile transmissions as late as 1973.
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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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