The $29.99 all-metal desktop Stirling engine kit is one of the simplest. It can be assembled in 15 minutes and is recommended for ages 14 and up. Also for $29.99 is the Exploring Kid Steam Engine Kit.

We had no idea that what’s needed to convert an internal combustion engine to steam power is actually rather trivial. [David Nash] shows us how it’s done by performing the alterations on the ...

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 ...

The introduction of several advanced, efficient, and more robust power options over the years has largely overshadowed steam engine technology. However, it was a revolutionary technology that ...