Mazda’s SkyActiv-X: diesel fuel economy from gasoline engine

2020 Mazda 3 prototypeThe internal combustion engine, now more than 200 years old, will be with us for a long time to come yet. Powering more than 1 billion vehicles on the planet and almost 100 million new ones each year, it is the default way to move vehicles along the world's roads. With its carbon emissions now conclusively implicated in climate change, electric...