China's upgraded S4000 airborne wind energy system has completed a full flight test, reaching 13,123 feet, a step toward high ...

SpaceX is still towing Starship's upper stage toward shore two weeks after its latest test flight, but the unprecedented effort is unlikely to succeed, according to Elon Musk.

In travel news this week: the world’s most powerful passports, how edible ants got a chef in trouble, plus a new milestone in ultra-long-haul air travel.

SpaceX’s Starship rocket has blasted off on another test flight, this time carrying 20 of the most advanced Starlinks.

Following an aborted liftoff attempt last week, SpaceX’s Starship megarocket soared on the second test of its .V3 prototype.

The first flight of the largest battery-electric aircraft to take to the skies lasted nearly half an hour while costing just ...

Northrop Grumman wrapped up a flight-test campaign for the B-21 Raider stealth bomber in 73 days, finishing more than three months ahead of the 180-day window the Air Force had originally planned. The ...

The next test flight of SpaceX’s Starship spacecraft and Super Heavy booster could take off as soon as Thursday, and much of the hour-long mission will look a lot like the last Starship flight in May.

NASA’s first 2026 Fort Sumner scientific balloon, the Salter test flight, reached 123,000 feet in a 4-hour, 8-minute mission.

Hundreds of aircraft traversing the North Atlantic will be asked to adjust their altitude in an effort to reduce ...

SpaceX’s mammoth Starship rocket blasted off Friday on another test flight stretching halfway around the world, this time carrying 20 of the most advanced Starlinks. Towering 407 feet, Starship soared ...