Posted on · Episode: 2871 In which Samuel P. Langley talks about solar powered engines in 1884. Today, an idea, long before its time.
Posted on · Episode: 2326 Emerging from the muddle of war to invent the modern steam vessel. Today, ocean warships struggle to come of age.
Posted on · Episode: 2322 Civilians and the making of the steam-powered U.S. Navy. Today, pruning hooks into spears.