Electric vehicles were all the rage only a few short years ago; now, they’re mired by limitations, such as charging times, range anxiety, towing limits, and the lack of infrastructure. Still, EVs ...

Porsche patented a 6-stroke engine Outside of early Saabs, most gas-powered car engines are a 4-stroke Porsche's 6-stroke patent seems to indicate it could eke more power out of an engine Unless you ...

When I went to school for engine repair in the 1980s, we studied the differences between two- and four-stroke engine cycles extensively. If you're not familiar with engine strokes, understanding the ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke engines, if ...

I can never resist a good oddball engine, and this one’s pedigree is impressive. See if you can bend your mind around it. Most of you reading this probably have at least a basic understanding of how ...

The automotive world is once again buzzing about a technology that could rewrite the rules of the internal combustion engine — and this time, it isn't a hybrid or a fuel cell. Mazda has filed a patent ...