A Silicon Valley startup with fewer than 200 employees is attempting something no defense contractor has done before: put a ...

Hydrogen powered hypersonic flight is moving from speculative concept to detailed engineering plan, with aerospace startups and research partners sketching out aircraft that could cross continents in ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists in China have announced that a jumbo jet prototype built by them had managed to reach hypersonic speeds (Mach 5 and ...

The US Army's Dark Eagle hypersonic missile is drawing attention after a reported deployment request amid a fragile ceasefire ...

Add Yahoo as a preferred source to see more of our stories on Google. In a surprising new development, a specialized Russian MiG-31 aircraft – also called by NATO as Foxhound – has been seen carrying ...

The Air Force plans its first hypersonic flight test of the X-51A Waverider aircraft on Tuesday, May 25, over the Pacific Ocean to test the capabilities of its scramjet engine. Officials hope that the ...

Equipping the Su-57 with hypersonic missiles would be a significant upgrade for the aircraft. However, multiple questions remain, including how many hypersonic missiles the Su-57 could carry. Russia’s ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Danny Lewis: A few weeks back, in July, I took a trip north from Manhattan to ...