A former NASA engineer says his propellant-free engine can beat Earth’s gravity, but the real test is whether physics lets it leave the lab

A former NASA engineer claims a new engine can beat gravity without fuel. Is it a breakthrough or just a classic physics trap ...
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An engineer who lived in NASA's Mars simulation for 378 days went through extreme isolation — but still said he'd go to the red planet for real if he could

NASA's CHAPEA mission was a 378-day Mars simulation in a habitat in Houston. Scientists want to know what challenges astronauts will face on Mars, including extreme isolation. Crew member Ross ...
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'This is really getting real.' NASA's Artemis 2 moon rocket fueling test went so well, astronauts could launch March 6

The first crewed moon mission in more than 50 years will launch just two weeks from now, if all goes according to plan. NASA announced today (Feb. 20) that it's targeting March 6 for the liftoff of ...