history
This Futuristic Solar Power Plant From 1923 Was Supposed to Light Up the World

Some people here in the 21st century still think of solar power as a futuristic, unproven technology. But solar-powered machines have been around for well over a century. Read More >>

history
Photo Essay: Inside a 120-Year-Old Steam-Powered Water Pumping Station

A small village on the left bank of the river Tisza in Hungary hides one of the best-preserved industrial relics I have ever seen. If you wander along the flood prevention dyke near the village, you’ll see an old building with an enormous brick chimney towering above the trees: this is the old Tiszabercel water pumping station, a one-of-a-kind gem from the steam age. Read More >>

monster machines
The World’s First Powered Submarine Arrived 60 Years Before its Time

The Axis war effort throughout the first half of the 1940s led to some incredible advances in submarine technology. That includes the anaerobic Walter turbine—a newfangled engine that didn't need oxygen to work. Even more incredible, these discoveries were not entirely new, but in fact more than 60 years old—the fruits of a Victorian-era engineer's labors during construction of the world's first powered submarine. Read More >>