Aviation is inseparably linked to the chase of speed. Since the first days of the powered flight, engineers and pilots have strived to create machines that will be capable of moving through the sky ...

Hermeus' remotely piloted high-speed aircraft, Quarterhorse, flew for the first time on May 21. (Hermeus) Hermeus, a venture capital-backed firm building high-speed aircraft, flew its Quarterhorse ...

DARPA has assigned the designation X-76 to the Speed and Runway Independent Technologies (SPRINT) project, a Bell proof-of-concept technology demonstrator for a high-speed tiltrotor. DARPA (Defense ...

Bell’s concept for an advanced tiltrotor-jet hybrid aircraft will move into the build stage of the US Defense Advanced Research Project Agency’s Speed and Runway Independent Technologies X-plane ...

Hermeus, a venture capital firm building high-speed aircraft, flew its Quarterhorse vehicle for the first time last week at Edwards Air Force Base in California, the company said. The aircraft, dubbed ...