A former NASA engineer claims a new engine can beat gravity without fuel. Is it a breakthrough or just a classic physics trap ...

Here’s what you’ll learn when you read this story: Discovering a machine that could somehow produce thrust without releasing propellant would be a game-changer for human space travel. There’s just one ...

A substance called antimatter is at the heart of one of the greatest mysteries of the universe. We know that every particle has an antimatter companion that is virtually identical to itself, but with ...

Sending a mission to the solar gravitational lens (SGL) is the most effective way of actually directly imaging a potentially habitable planet, as well as its atmosphere, and even possibly some of its ...

This mission will pave the way for groundbreaking observations of everything from petroleum reserves to global supplies of fresh water. Researchers from NASA's Jet Propulsion Laboratory in Southern ...

Antigravity -- Beyond rocket propulsion -- Onward and upward -- An etheric explanation -- The U.S. antigravity squadron -- Gravity beam propulsion -- Project skyvault -- Microwave phase conjugation -- ...