Projects to demonstrate the viability of electric propulsion have gathered momentum over the last several months.

An inside look into the U.S. Army’s radical experiment, Project Convergence, a sensor-to-shooter demonstration.

BEA’s persistence on three research campaigns leads to a potentially far-reaching discovery of metal fatigue on GE-Pratt GP7200 turbofan.

Despite much evidence to the opposite, the public’s image of hydrogen in aviation was set by the 1937 Hindenburg fire.

Misfortune and its own missteps in culture, leadership and technology have sapped the British engine maker of its value.

Water vapor from hydrogen-fueled aircraft will generate more contrails, but research is needed to understand persistence and mitigation.

Findings in the investigation of an Air France Airbus A380 “accident” may have consequences for engine design and manufacturing.

Advanced combustors and new thermodynamic cycles are under study to exploit the energy potential of liquid hydrogen fuel.