"UltraFan features a new engine core architecture and lean-burn combustion system which will contribute to improved fuel burn ...

Airliners are growing ever bigger to haul more people per flight, which means they need appropriately massive engines — and GE Aviation is happy to oblige. It recently conducted the first test flight ...

You could call it a temple of thrust -- a building designed to handle the massive thrust these engines can kick up. Walls 3 feet thick and giant doors weighing hundreds of thousands of pounds enclose ...