The original concept of combustion engines as we understand them dates as far back as the late 1800s. And while they are more or less a solved science today, they definitely didn't start that way.

Publicity photo of a first-generation Union Pacific GTEL locomotive and a circa-1923 electric auto in Fremont, Neb. The auto was owned by a local woman and the locomotive was on its way west to haul ...

Automobiles have been around in some form for around 150 years. In that time, countless combustion engines have been produced by manufacturers all over the globe. From flat-four engines to massive ...

Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

[Stay on top of transportation news: Get TTNews in your inbox.] Advanced researchers and engine makers say the internal combustion engine’s ability to be more efficient and run on greener fuels means ...