NASA scientists have reported that they’ve successfully tested an engine called the electromagnetic propulsion drive, or the EM Drive, in a vacuum that replicates space. The EM Drive experimental system could take humans to Mars in just 70 days without the need for rocket fuel, and it’s no exaggeration to say that this could change everything
http://www.sciencealert.com/nasa-has-trialled-an-engine-that-would-take-us-to-Mars-in-10-weeks
More on the engine…
‘Impossible’ rocket drive works and could get to Moon in four hours
The British designed EM Drive actually works and would dramatically speed up space travel, scientists have confirmed
http://www.telegraph.co.uk/news/science/space/11769030/Impossible-rocket-drive-works-and-could-get-to-Moon-in-four-hours.html