The Atkinson cycle helps hybrid engines squeeze more efficiency from gasoline, but there's a clever reason electric motors ...

Wärtsilä said it had chosen the low-pressure concept for safety, efficiency and its potential for reducing greenhouse gas emissions. In April, Wärtsilä raised the power of its four-stroke ammonia ...

Toyota has spent decades quietly perfecting the art of the hybrid powertrain, and the results speak for themselves. While ...

Horse Powertrain unveiled the B20 petrol engine in the UK, designed to operate underwater at depths of up to 1.1 metres and intended for hybrid vehicles.

Porsche has patented an innovative six-stroke engine that combines the benefits of a two-stroke engine's power with the durability and emissions cleanliness of a four-stroke engine. This design ...

Boxer engines may not be very common, but they're an interesting design and offer a few advantages and disadvantages. Here's how they compare to inline engines.

The Home Depot has what you need for the DIYer, tool enthusiast, outdoors lover, and home decorator in your life.

South Korea's HD Hyundai Group is cultivating land-based power generation engines as a next-generation growth driver, ...

A typical four-stroke (Otto) engine performs intake, compression, combustion and exhaust. Otto’s modern four-stroke engine ...

The TMC Dumont is an astonishing two-wheeler made with 36-inch hubless wheels and an airplane engine. It's simply stunning ...

A 697cc British two-stroke diesel outboard goes record hunting at Coniston Powerboat Record Week with Team Endeavour Racing ...

What makes a Harley engine built like a tank? The answer lies in the engineering choices that help it withstand years of ...