The steam engine may seem like a relic of the past. But without this game-changing invention, the modern world would be a much different place.

News Published: 20 December 1924 The Thermal Efficiency of Steam Engines Nature 114, 913–914 (1924) Cite this article ...

Despite this, gasoline engines remain more popular than their diesel counterparts, especially in the U.S., contrary to how Franco-German engineer Rudolf Diesel, the inventor of the first diesel ...

On average, steam turbines reliably convert about 35 percent of a heat source into electricity, with about 60 percent representing the highest efficiency of any heat engine to date.