The U.S. Air Force announced last Thursday that it's suspending plans for testing hypersonic rocket delivery systems on a ...

NASA’s X-43A was a small, unmanned experimental aircraft that, in 2004, shattered world records by flying at nearly Mach 10 (almost 7,000 mph), becoming the fastest air-breathing vehicle in history.

WASHINGTON (Reuters) -The U.S. Air Force has suspended plans it had proposed with Elon Musk's SpaceX to test hypersonic ...

The US Air Force has suspended plans it had proposed with Elon Musk's SpaceX to test hypersonic rocket cargo deliveries from ...

The US Air Force has halted its hypersonic rocket cargo project with SpaceX due to environmental concerns. Scientists and ...

The NGSRI interceptor offers speed, precision, and power in a new short-range missile developed by North American defense contractors.

Biologists and conservationists earlier raised concerns that rocket landings could severely disrupt nesting grounds for 14 ...

Senior Pentagon officials are increasingly concerned by China's advancing hypersonic and nuclear capabilities.

Citing environmental concerns, the US Air Force has decided to suspend SpaceX's hypersonic rocket cargo tests.

A great frigatebird chick scolds neighboring seabirds as they fly past its nest on Johnston Island, within the Johnston Atoll ...

A hypersonics weapon startup is lining up a massive new funding round to scale its business with the U.S Department of ...

The U.S. Air Force has paused its plan to test hypersonic rocket cargo deliveries with Elon Musks SpaceX from Johnston Atoll, ...