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Submission + - New details on NASA's Antimatter Engine Concept

Erica Campbell writes: After announcing the development of the first positron based engine concept developed for NASA earlier this year, new details are emerging on this revolutionary antimatter engine which will require only a few milligrams of positrons to send a spaceship to Mars and back. Although scientists see this work as an important step, much still needs to be done before we can safely rely on antimatter to take us for a spin around the solar system.

SCCS, the source motel! Programs check in and never check out! -- Ken Thompson