The toroidal propeller, one of the Lab's @RD100Awards winners, has a unique, closed-form propeller design that makes it a significantly quieter alternative to common multirotor propellers on commercial uncrewed aerial vehicles. https://t.co/hgda3NgYIz pic.twitter.com/5XkIxNVPHd
— Lincoln Laboratory (@MITLL) January 6, 2023
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