Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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There are only 14 blimps in the world.
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It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
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The life boat was patented in 1845!
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Jumbo jets use 4,000 gallons of fuel to take off.
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The ball on top of a flagpole is called a 'truck'.
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To have your picture taken by the very first camera you would have had to sit still for 8 hours!
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Sony researchers have developed a refrigerator that only opens when you smile.
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