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 ...

The Union Pacific Railroad used to be obsessed with power. The railroad spent decades searching for and developing one locomotive to rule them all. This search resulted in icons like the Big Boy and ...

In the 1950s, a new kind of locomotive made even extreme hills easy for trains to climb. But this extra-powerful engine came ...

There’s nothing more guaranteed to excite a grizzled old railway enthusiast than the sight of a steam locomotive. The original main-line rail propulsion technology still clings on in a few places, but ...

Steam locomotives clattering along railway tracks. Paddle steamers churning down the Murray. Dreadnought battleships powered by steam engines. Many of us think the age of steam has ended. But while ...

British startup Steamology has secured a contract to test its hydrogen-fueled steam traction system in a converted Freightliner Group (a Genesee & Wyoming subsidiary) freight locomotive. Funded ...