Proprotor blades stop and fold back and propulsion transitions from turboshaft to turbofan to accelerate the X-76 to speeds of about 400 kt. Credit: Bell The stop-fold tiltrotor uncrewed aircraft ...

After a development process now stretching into its 15th year, Bell appears increasingly confident that its 525 super-medium-twin is on the home straight.

That something was called back in 2024 the Structural Improvement Electrical Power Upgrade (SIEPU) modernization program, the ...

The new facility will be used to manufacture rotor blades and other parts for a next generation attack helicopter.

The aircraft will undergo flight tests to finalise the SPINE configuration for future modifications and fielding to the USMC ...

After a Bell 206 helicopter crashed into the Hudson River with six people on board, all of whom died, theories surfaced that the crash was likely caused by mast bumping. Although the FAA said that it ...

Add Yahoo as a preferred source to see more of our stories on Google. The US Army designated Bell's V-280 Valor as its next-generation air assault vehicle, the MV-75. The tiltrotor is part of the Army ...

Add Yahoo as a preferred source to see more of our stories on Google. An instructor and student were injured in a helicopter crash Friday morning, Dec. 19, at the Bell Helicopter Training Field in ...

Bell has completed structural and power upgrades on an AH-1Z and UH-1Y under the US Marine Corps' (USMC's) SPINE programme, ...

Editor's Note: This page is a summary of news on the helicopter crash in New York City for April 10. For the latest news on the chopper crash, see USA TODAY's coverage for April 11. NEW YORK ‒ A seven ...

Three adults and three children were killed Thursday, April 10, after a seven-seater single-engine Bell helicopter crashed into the Hudson River, New York City Mayor Eric Adams said. Five of the ...