Believe it or not, but you have to thank mosquitoes for the invention of air conditioning, or, at least, its forefather! No one loves them in the 21st century, but back in the 19th, those guys were a real nightmare. Things were especially bad in swampy areas of Florida.

A local physician and inventor Dr. John Gorrie was trying to find a way to drain the swamps, and while he was at it, he got this revolutionary idea in 1841. He realized the problem was literally in the air. So cooling the air could fix it!

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