Hypersonix has completed the first successful test flight of its scramjet aircraft DART AE, in what the company calls “a ...

LOS ANGELES – A tiny unmanned NASA scramjet soared above the Pacific Ocean Tuesday at nearly 10 times the speed of sound, or almost 7,000 mph, in a successful demonstration of a radical new engine ...

Rocket Lab scrubbed the planned Feb. 25 launch of its HASTE suborbital rocket, which will send a scramjet-powered hypersonic vehicle up for the U.S. military. No new target date has been announced.

An experimental jet engine has been successfully tested at speeds of up to 11,000 km (6,835 miles) per hour, or 10 times the speed of sound, during trials in Australia’s outback, defense scientists ...

At the PARI Hypersonics Advanced Manufacturing Technology Center (HAMTC), from left: Nate Humbert, lead additive manufacturing engineer, GE Additive; Will DeVerter, aeronautics and astronautics ...

Mission highlight: ‘That’s Not A Knife' Rocket Lab is targeting Tuesday, Feb. 24, at 3:00 p.m. EST for the launch of its HASTE (Hypersonic Accelerator Suborbital Test Electron) rocket from Launch ...

NASA’s X-43A research vehicle screamed into the record books today, demonstrating an air-breathing engine can fly at nearly 10 times the speed of sound. Preliminary data from the scramjet-powered ...

A recent flight test of a prototype of the Hypersonic Air-breathing Weapon Concept set an endurance record for scramjet engines, the head of the Defense Advanced Research Projects Agency told ...