The North American Aviation X-15 was a revolutionary aircraft that forever changed the landscape of aviation and space ...

NASA unveiled the experimental X-59 aircraft this month with plans to launch gauge the noise of the jet's sonic boom through a series of test flights.

NASA's new experimental aircraft will go thump in the night – that's the plan, anyway. The X-59, set to be unveiled in Palmdale, California, on Friday, is designed to turn the volume down on ...

SmartSky Networks today announced the availability of SmartSky’s air-to-ground (ATG) connectivity service offering for the Cessna Citation X series ai ...

American space agency NASA said it completed a new series of tests on the X-59 experimental aircraft, putting systems and piloting through their paces.

The United States has seen the development of several so-called “X-planes,” the series of aircraft that have been used to test and evaluate new technologies and aerodynamic concepts.

For the X-66, the modified fuselage was to be fitted with thin advanced-composite wings spanning 145 feet (44.2 m), which is significantly wider than conventional aircraft (the largest single ...

LOS ANGELES—NASA plans to attempt first flight of its X-57 Maxwell electric aircraft “no earlier than” this December. The initial flight will be “very short” and will set the stage for a ...