LONDON—Norwegian air accident investigators probing the loss of a CHC-operated Airbus H225 helicopter last April have begun focusing their attention on the certification aspects of the helicopter’s ...

The S-92 Phase 4 Main Gearbox displayed in a test stand at Sikorsky’s facility in Stratford, Connecticut. Credit: Sikorsky STRATFORD, Connecticut–Lockheed Martin company Sikorsky has unveiled the ...

For decades, helicopters were the lifeline for offshore oil workers crossing the North Sea. But in 2009 and again in 2016, a failure inside the Super Puma’s main rotor gearbox caused the rotor to ...

LONDON, April 10 (Reuters) - The North Sea helicopter crash that killed 16 people last week was caused by a "catastrophic failure" that led to the aircraft's main rotor breaking away, British air ...