In an age where efficiency is king and carbon emissions are the devil, why is Mazda talking about bringing back the rotary engine? The post Mazda’s Confusing Plan to Resurrect the Famously Dirty Rotary Engine appeared first on WIRED. Mazda’s Confusing Plan to Resurrect the Famously Dirty Rotary EngineThis entry was posted in auto industry Autopia Electric Vehicles gallery Gear on December 1, 2015 by Nicolas Stecher