U.S. Army Wants 'Silent' Helicopters

© AFP 2020 / TED ALJIBE 

Slash Gear: US Army explores drone-like designs for quieter stealth helicopters 

The US Army is has prioritized the development of a quieter helicopter design that will enable it to operate these vehicles for surveillance and cargo transportation without the noise of traditional helicopters. 

The military has zeroed in on eVTOL tech as its potential solution, meaning future Army helicopters may resemble drones. 

Helicopters are vertical take-off and landing (VTOL) vehicles, meaning they rise straight up into the air and descend back down in the same way. 

This design is also used for consumer and many commercial drones, though there’s a very big, obvious difference: the rotors. 

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 More News On The US Army Developing 'Quieter' Helicopters 

U.S. Army looks to use silent technology for next-generation aircraft -- Defence-Blog 

US Army studies eVTOL acoustics in the quest for silent helicopters -- New Atlas 

Silent but Deadly: US Army Wants Next-Gen VTOL Aircraft to Use Quiet Electric Propulsion -- Sputnik