Internal combustion engines aren’t very efficient. Most modern gasoline engines only convert about 35% of fuel energy into work. Diesels can do over 40%, but need expensive emission systems to stay ...

Daimler Truck North America resumed diesel big rig truck sales in Oregon on Monday. The company abruptly halted sales of its internal combustion engine vehicles late last month, after receiving ...

The majority of modern cars run on a combustion engine, patented way back in 1876. Here are the different types of combustion engines and how each one works.

The internal combustion engine went through several iterations before we ended up with what we have today. One of these was the "Silent Knight" sleeve engine.

Now a panicked auto industry is reaching for the e-brake. The internal combustion engine is firmly back on the agenda of product planners and corporate strategists as they plot a path beyond 2030.

Daimler Truck North America executives plan to invest nearly $300 million to upgrade its Detroit-area internal combustion engine plant and beef up research and development work on future products ...

Advanced researchers and engine makers say the internal combustion engine’s ability to be more efficient and run on greener fuels means an extended life. Future of Combustion Engines Promises ...

A pending European Union regulatory change would classify heavy-duty trucks using the engines as zero-emission vehicles, boosting hydrogen internal combustion technology.

Putting Old Tech In The Internal Combustion Engine Nets One-Third More Mileage. Using an engine design that was largely abandoned after World War II, new engines find fuel savings where big auto ...