Eurocopter is reporting a new breakthrough in the test flight program for its X3 high-speed, long-range Hybrid Helicopter demonstrator. The aircraft is equipped with two turboshaft engines that power ...

Eurocopter is officially entering the race to develop a high-speed helicopter with its new X3 technology demonstrator. The prototype helicopter is designed to offer "the speed of a turboprop-powered ...

The Eurocopter test pilot set a new speed record for helicopters last week, achieving 255 knots (293 mph) in the Eurocopter X3 hybrid. That easily eclipsed the benchmark Kevin Bredenbeck set in the ...

Eurocopter conducted the first flight of an EC135 featuring a fibre optic-based flight control system late last month. The system is being tested on an EC135 designated the Active Control Technology ...

Eurocopter's X3 has claimed the unofficial helicopter speed record from Sikorsky's X2, achieving 255 kt. in level flight and 263 kt. in a dive, and raising the question of what comes next for the ...

The Eurocopter Group has built a mash-up of helicopter and fixed-wing aircraft--the X3--that it hopes will eventually fly at a zippy 220 knots. CNET contributor Don Reisinger is a technology columnist ...