The U.S. Air Force Research Laboratory achieved a significant propulsion milestone when a Draper rocket engine reached supersonic flight conditions during a controlled test. The trial, conducted at ...

Hermeus successfully flew its latest Quarterhorse aircraft, marking the company’s second first flight in less than a year.

For the second time in just over nine months, an Atlanta-based company this week debuted a new supersonic test aircraft.

Supersonic successor: Lockheed Martin Aeronautics' new design for a quiet supersonic passenger airplane draws on its work with NASA on the X-59.

US start-up Hermeus has flown its first supersonic-capable aircraft, the Quarterhorse Mk 2.1, marking a significant step ...

U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing in 2026 as it moves toward flying the unique powerplant in 2027 in a ...

Perhaps not as visible as their counterparts doing business in the automotive industry, aviation startups are just as numerous. Some of them are proposing outlandish ideas that will probably never ...

On June 6 the Trump administration turned the aviation industry on its head when it asked the Federal Aviation Administration (FAA) to remove the half-of-a-century old ban on supersonic travel over ...

Aerospace startup Hermeus has taken another step toward challenging the Lockheed SR-71 Blackbird’s legendary supersonic speed ...

When a passenger aircraft crosses Mach 1, it's moving faster than sound. That shift creates shock waves around the airframe. Drag increases sharply, engines must burn far more fuel, and the familiar ...

Hermeus, a venture-backed defense aviation company, today announced it successfully flew its latest Quarterhorse aircraft, ...

Data center logistics are becoming harder and harder to fathom as the centralization of compute power continues to scale beyond all reasonable proportions. We've reported extensively on the incredible ...