Heron, the great inventor of Alexandria, described in detail what is thought to be the first working steam engine. He called it an aeolipile, or "wind ball". His design was a sealed caldron of water ...

Camborne counts down to Trevithick Day on 25 April, which will feature steam engines, dancing and music.

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Steam is among the most common phenomena on Earth—boil water, and it appears. Wrangling it into engines was among the most significant developments in human history, not to mention fashion. For it's ...

Add Yahoo as a preferred source to see more of our stories on Google. The skyline of the banking district is seen during sunset in Frankfurt, Germany, April 21, 2024. REUTERS/Kai Pfaffenbach BERLIN, ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

There are more than a couple of things you’ll grow fond of once you hit the play button, but the fact that there are no sealants is probably one of the most impressive aspects. All seals of this ...