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?
Hosted on MSN

Engineer claims a breakthrough that could overcome gravity

For more than a century, gravity has been the immovable backdrop of modern physics, a force that can be described and exploited but never truly switched off. Now a former NASA engineer says he has ...