Was physics really violated by EM drive in 'leaked' NASA paper?

Ever since NASA announced that they had created a prototype of the controversial Radio Frequency Resonant Cavity Thruster (aka. the EM Drive), any and all reported results have been the subject of controversy. And with most ...

SpaceX's 10-story reuseable Grasshopper rocket takes a bigger hop

SpaceX is developing the "Grasshopper" reusable vertical takeoff, vertical landing rocket. Back in September, the 32-meter- (106-ft-) tall Grasshopper made a tiny hop – barely lifting off the pad just to test-fire its engines. ...

Sls avionics test paves way for full-scale booster firing

(PhysOrg.com) -- NASA has successfully tested the solid rocket booster avionics for the first two test flights of the Space Launch System, America's next heavy-lift launch vehicle. This avionics system includes electrical ...

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