The secretive SR-72 “Darkstar” is Lockheed Martin’s ambitious project to build a Mach 6+ hypersonic ISR and strike aircraft. ...

A, an unmanned scramjet testbed, set the world record for an air-breathing aircraft by hitting Mach 9.6 in 2004. -Launched ...

Hypersonix Launch Systems, a start-up developing superfast aircraft for the US military, has raised $46 million from ...

NASA's experimental X-43A didn't have a pilot and couldn't fly independently, but its blisteringly high speeds showed that hypersonic flight was possible.

NASA's X-59 supersonic-but-quiet jet soared over the Southern California desert on Tuesday in the first test flight of an ...

The Queensland government’s investment arm’s capital development fund, QIC Ventures, has joined leading global defence ...