This Tiny Engine Could Make Leaf Blowers Sound Less Like Jets

Big engines like the 707-horsepower monster Dodge put in the Challenger Hellcat or Volvo’s little four-cylinder that makes 425 ponies get all the attention these days. But there are millions of tiny engines doing tiny things (think garden trimmers, leaf blowers, that sort of thing) that we never give much thought to. But just as there are engineers pondering how to make big engines more powerful, so too are there engineers pondering how to make tiny engines more powerful.

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