Diesel engines have pistons that look different from the ones you'd see with a gas engine. There's a reason why that's the ...

which are reciprocating external combustion engines, and compares them to internal combustion engines, such as gasoline and diesel engines. The four-stroke cycle of an automobile engine is ...

For his PhD at the University of Michigan, [Adam] designed a Raspberry Pi-based system that controls an HCCI engine, a type of engine which combines the merits of both diesel and gasoline engines.

Two German companies have signed a strategic partnership to convert around 1,000 new diesel engines to hydrogen by the end of 2028 and to start large scale conversion of existing vehicles' engines ...

This is the new, combustion-engined Audi A6 ... There’s another engine on offer at launch, too – a 200bhp 2.0-litre diesel – that arrives with a few stowaways on board; a 1.7kWh battery ...