RIO DE JANEIRO, Brazil — Commercial jet engine makers faced renewed pressure from airline CEOs on Monday, as carriers warned that grounded aircraft and higher repair costs could persist for years. The ...

Set to power the world's biggest commercial jet, overcoming the engineering hurdles of this massive engine pushed its launch ...

In the endless pursuit of faster, more efficient travel, engineers have been cooking up all kinds of new forms of propulsion. One of the most interesting to emerge in the last decade is the electric ...

Rolls is trying to put problems with its Trent 1000 engine behind it, upgrading its existing customers' engines and now ...

In the endless pursuit of faster, more efficient travel, engineers have been cooking up all kinds of new forms of propulsion. One of the most interesting to emerge in the last decade is the electric ...

Food waste is being transformed into clean-burning jet fuel that meets aviation standards, offering a new way to cut methane ...