NASA's X-59 quiet supersonic research aircraft has taken another successful step toward flight with the conclusion of a series of engine performance tests.

Project 2025 is a product of the Heritage Foundation, one of Washington's most prominent right-wing think tanks. It first produced policy plans for future Republican administrations in 1981 ...

This is the story of how America’s Australian allies joined the fight against Communist tyranny in Vietnam. This coming April will mark the fiftieth anniversary of the end of the Vietnam War. With all ...

More than 20 years after the Concorde made its final flight, a new jet has smashed the sound barrier as it charts a course towards commercial supersonic flights by the end of the decade. Dubbed the XB ...

Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed ...

Boom Supersonic's XB-1 is the first civilian aircraft to achieve the feat since the British-French supersonic airliner, which was retired in 2003. The XB-1 broke the sound barrier for the first ...

MOJAVE, Calif. - XB-1 became the first American-made private supersonic jet to fly faster than the speed of sound as Boom Supersonic works toward building a fleet of supersonic jets for commercial ...

The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according to Boom Supersonic. The test flight for the Boom Supersonic XB-1 ...