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 ...

Discovering a machine that could somehow produce thrust without releasing propellant would be a game-changer for human space travel. There’s just one problem—such a device would defy the laws of ...

The field of advanced propulsion and gravity manipulation has long captivated the curiosity of scientists, engineers, and technology enthusiasts around the globe. While progress in this unconventional ...