Not to be confused with hydrogen fuel cells, this hydrogen-powered internal combustion engine made by Chinese company Weichai ...

Diesel-powered trucks date back to 1923 when one of Karl Benz' early companies — Benz & Cie — installed a four-cylinder, 45-horsepower unit in a 5K3 truck chassis. It proved to be a winning ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

When people think of big engines, they usually think of regular gas engines, like Koenigsegg's 2,300-horsepower monster. However, if you think about it, there are many much bigger vehicles out there, ...

Let's make something clear from the outset. We aren't talking about diesel engines for marine applications or for 18-wheelers. Or wacko diesel engines for trains. We're talking about diesel engines ...

The Mazda CX-70 Diesel boasts impressive 870-mile range and 251 HP output, but unfortunately, it's not available in the US.

Chinese engineering in the power generation sector has matured significantly, moving beyond basic assembly to integrated design, stringent quality control, and adherence to international standards.

Close-up of disassembled engine block showing cylinders and sleeves - Daria Matveeva/Getty Images The whole point of an engine is to produce a series of controlled explosions, and unless you're ...

A number of automakers turned their backs on diesel engines as they embraced an electric future. However, adoption was slower than many companies expected and now they’re starting to reverse course.

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

While diesel-powered passenger cars were quite successful in Europe and other parts of the world, they didn't quite catch on in the US. For decades, diesel engines were predominantly present in trucks ...