NASA announced that an aircraft known as the Sustainable Flight Demonstrator is now officially called the X-66A. It could first fly in 2028.

NASA X-Planes probably wouldn't exist at all if it weren't for the Douglas X-3 Stiletto, a craft that began construction all the way back in 1949, making its first flight in 1952.

The U.S. Army chose frigid, remote Greenland for a secretive Cold War project code-named "Iceworm." Years later, NASA detected the project's buried base, called Camp Century, deep beneath the ...

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 ...

Not many aircraft can claim to be truly one of a kind, but the NASA AD-1 is undoubtedly one of them. No other piloted plane has ever been built with a wing that could turn to a lopsided 20 to 2 ...

Dozens of American planes have left the Al Udeid airbase in Qatar as President Donald Trump weighs joining Israel's strikes ...

Scientists now have a clearer picture of Camp Century, an abandoned U.S. military base long hidden under the ice in Greenland, thanks to a NASA research team's good luck.

The X-59 first rolled out of its hangar in Palmdale, California, in January 2024. The big reveal was a spectacle: A 99-foot-long (30-meter) plane standing at just 14 feet (4.27 m) tall and 29.5 ...