There are many different forms of internal combustion engines, but most use the same basic principle. Explosions in the combustion chamber move pistons up and down to spin a crankshaft. That ...

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to ...

Thomas has spent two years working in the auto journalism industry, contributing to a UK-based newspaper and writing for Euronewsweek. A full-time writer and lifelong engineering enthusiast, he now ...

After years of rumors and experimentation behind closed doors, the Mazda rotary engine is officially back. The Vision X-Coupe, a plug-in hybrid concept showcased at the 2025 Japan Mobility Show, has ...

Mazda began 1920 as Toyo Kogyo Co., Ltd, a manufacturer of corks. Toyo didn't make its first vehicle until 11 years later, a three-wheeled motorbike called the Mazda-go. Founder Jujiro Matsuda named ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...