The fastest air-breathing vehicle ever built was the NASA X-43. Only three of these aircraft were built, with one being destroyed and two operating successfully. The X-43 testbed aircraft measured 12 ...

NASA’s experimental X-59 silent supersonic aircraft performed its historic first flight in October last year. Built by ...

NASA’s X-59 quiet supersonic aircraft conducted its historic first-ever flight. See the flight highlights here. Credit: NASA Church of Jesus Christ of Latter-Day Saints appoints 14 men to council, ...

This past winter, NASA announced it was going to bring back its X-planes, a series of experimental aircraft designed to test new technologies, dating back to the first plane to break the sound barrier ...

Two retired U.S. Air Force F-15 jets have joined the flight research fleet at NASA’s Armstrong Flight Research Center in Edwards, California, transitioning from military service to a new role enabling ...

NASA has revealed more detail about the recent first flight of its X-59 Quesst supersonic demonstrator jet, a milestone the agency describes as demonstrating its continued ability to manage ...

The latest generation of experimental aircraft is no longer chasing raw speed alone, it is trying to change how the air ...

July 22 (UPI) --NASA's quest for a quieter supersonic jet passed an early test after its X-59 aircraft was able to taxi at low speed at a manufacturing plant in California. The space agency on Tuesday ...

After some scrubbed attempts, NASA’s X-59 QueSST flew for the first time from Air Force Plant 42 in Palmdale on Oct. 28, 2025. In a landmark milestone for aeronautical research, NASA’s experimental ...

An important part of data collection for the United States space program, the North American X-15 had astonishing performance utilizing the technology of the 1950s and 60s. The North American X-15 was ...