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The world's first hydrogen-fueled hypersonic jet may be able to reach a simply astounding speed of 12 times the speed of ...

The H3 rocket launched on Sunday at 8:51 p.m. ET from the Tanegashima Space Center, located on a southwestern Japanese island. The rocket’s second-stage engine burn failed to ignite on time, resulting ...

Andrew Duggleby, co-founder and CTO of Venus Aerospace, discusses their groundbreaking propulsion technology. They have a ramjet integrated with a rotating detonation rocket engine (RDRE) which they ...

Proving that you can't keep a good technology down, Reaction Engines' Synergetic Air-Breathing Rocket Engine (SABRE) has a new lease on life after a British-led consortium announced Invictus, a new ...

Conceived not long after the first Chevy small blocks hit American streets, the RL10 was the type of rocket engine you could build a space agency around.

ANAHEIM, Calif. — Manufacturers said hydrogen internal combustion engines and hydrogen fuel cell technology both have a role to play in the alternative-fuels market, and commonalities among hydrogen, ...