For more than a century, gravity has been the immovable backdrop of modern physics, a force that can be described and ...

This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

An engineer who once worked with NASA says he has built a machine that can push against gravity without burning a drop of ...

When economist Roger Babson was a boy, his oldest sister drowned. His grandson would later die in a similar manner. As an adult, Babson would use the considerable wealth he made predicting the 1929 ...

GOCE’s sophisticated electric ion propulsion system has been switched on and confirmed to be operating normally, marking another crucial milestone in the satellite’s post-launch commissioning phase.

NASA engineers have successfully tested a new breed of reaction control engine and propulsion system. Aimed at furthering NASA’s space exploration goals, the tests helped investigate the possibility ...

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