Steam turbine-powered locomotives never really caught on. Similar to gas turbine engines, steam turbines are efficient at certain rpm, and extremely inefficient at many others. At high speeds, they ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a demonstration model of an ...

Pratt & Whitney believes HySIITE-derived steam-injection technology could potentially feature on updated versions of the geared turbofan by the mid-2030s. Credit: Pratt & Whitney Seventy years after ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...