Mazda could have the tech to save the internal combustion engine

Mazda is using diesel engine technology to save the gasoline engine, just as everyone else is trying to find the alternative fuel that will beat more stringent emissions standards around the world.
While it might sound like the Japanese company is making a backward move in an increasingly electrified automotive landscape, Mazda may have cracked what numerous automakers have spent years trying to figure out: allowing the use of the technology that has made diesel engines fuel efficient, without a