You might have heard of an Atkinson cycle engine, or even own a car with one fitted - after all, plenty of car models have them. The Atkinson cycle engine is nothing new, as the man it’s named after, ...

Certainly the most common is the Otto cycle, or spark ignition engine, or gasoline engine. The Diesel cycle has certainly seen rejuvenation of late and will be the topic of another column. The two ...

While it’s a very old technology, the Atkinson-cycle gasoline engine has made a comeback thanks to its fuel-saving operation. It’s a perfect fit for hybrids, where the vehicle’s electric motor helps ...

TORONTO—Toyota Motor Corp. has released more details on its intriguing new line of gas-powered engines that use hybrid technology to boost fuel efficiency. Using the Atkinson cycle, a type of internal ...