Competition for the US Army’s improved turbine engine programme (ITEP) is shaping up to be a head-to-head match-up between single-spool and double-spool turboshaft powerplant designs. The army is set ...

General Electric is offering the U.S. Army an improved version of the existing single-spool engine already in the service's UH-60 Black Hawk and AH-64 Apache helicopter fleets. Here, an Alaska Army ...

The Boeing 747-400, introduced in the late 1980s, represented a significant evolution of the iconic 747, featuring improved aerodynamics, advanced avionics, and substantially improved fuel efficiency.

A 12-year-old competition to define the most important military helicopter engine for perhaps the next half a century has entered an intense, final phase: by January 2019, the US Army plans to select ...