It's difficult to imagine a substance that is hundreds of degrees below freezing yet still a liquid. Such is the strange ...

Elon Musk wants to turn one of the planet’s biggest problems into literal rocket fuel. His pitch is deceptively simple: capture carbon dioxide from the air, combine it with hydrogen, and feed it into ...

Liquid hydrogen fuel leaks forced NASA to delay the launch of Artemis II—the same scenario it encountered four years ago ...

Elon Musk wants to turn one of humanity’s biggest problems into the fuel for its boldest journey. Instead of treating carbon dioxide as waste, he is pushing SpaceX to capture CO2 and convert it into ...

MnB₂ releases about 20% more energy per unit weight and is roughly 2.5 times as energy-dense as aluminum powder [2], the standard metal fuel in today’s solid rocket boosters. This means rockets could ...

General Galactic, cofounded by a former SpaceX engineer, plans to test its water-based propellant this fall. If successful, it could help usher in a new era of space travel. That's a big “if.” ...

Usually when an alchemist shows up promising to turn rocks into gold, you should run the other way. Sure, rocket fuel isn’t gold, but on the moon it’s worth more than its weight in the yellow stuff.

NASA stopped short of completing a critical fuel test for its Artemis 2 SLS rocket because of hydrogen leaks that sound a lot ...

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NASA fueled its new moon rocket in one final make-or-break test Monday, with hopes of sending astronauts on a lunar ...