NASA testa nave sem propelente mas com energia solar que surpreende por funcionar, indo contra as leis da física.

"NASA Quietly Tests Engine That Uses No Fuel And Violates The Laws Of Physics"

http://higherperspective.com/2015/03/nasa-engine.html

http://wearechange.org/nasa-tests-engine-that-violates-the-laws-of-physics/

http://www.greenoptimistic.com/solar-power-space-travel-nasa/#.VRWkrvrIV0o