Open fan’ technology part of plans to make new models 20-30% more fuel efficient than aircraft currently in the air ...

NASA is testing radical new airplane wing designs that could drastically cut fuel use—but there's a catch: they may be more ...

"It's a very costly operation," he said. "When we saw their design has the engines mounted at the back of the aircraft, and ...

Airbus is to test a radical engine with visible fan blades ... new technologies and new aircraft designs, including longer and lighter wings. Analysts have said any new single-aisle model ...