When INNengine's designs first made headlines in February 2023, I tried to talk to the Spanish company. I never heard back from them, something I saw as a sign not to insist on learning more about ...

We've seen many engine configurations come and go, with some being more noteworthy than others and some being just outrageous. Honda attempted to modify the shapes of the pistons used in its engine, ...

The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way.

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 ...