During the Nov. 5 test flight, which lasted 55 minutes, XB-1 reached an altitude of 23,015 feet (7,015 meters) and a new top ...

See Boom Supersonic's "refined" design of the Overture aircraft in this animated explainer. Credit: Boom Supersonic ...

XB-1 demonstrator did not quite break the sound barrier during its seventh test flight but reached speed and altitude ...

Supersonic aviation startup Exosonic, which was working on commercial and military faster-than-sound jets, shutdown after ...

Boom Supersonic's XB-1 hits a new speed milestone of 629 mph, bringing it closer to breaking the sound barrier—setting the ...

The latest test flight was piloted by Tristan “Geppetto” Brandenburg, a graduate of the United States Naval Test Pilot School. Along with breaking the plane’s speed record, his flight also reached new ...

IFLScience needs the contact information you provide to us to contact you about our products and services. You may unsubscribe from these communications at any time. Tom is a writer in London with ...

Supersonic test plane XB-1 smashed its top speed record Tuesday, screaming through the sky at Mach 0.82 or 499 knots (575 mph ...

Boom's XB-1 effort promises to deliver the technical knowhow for their future supersonic passenger jet, Overture: a Mach 1.7 craft slated for testing in 2026. At Mach 0.82, subsonic test plane ...