Electric planes have a noise problem, and more propellor blades may be the answer

University researchers find potential solution to propellor noise problem for electric planes.
Joshua S. Hill is a Melbourne-based journalist who has been writing about climate change, clean technology, and electric vehicles for over 15 years. He has been reporting on electric vehicles and clean technologies for Renew Economy and The Driven since 2012. His preferred mode of transport is his feet.
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