The Most Astounding Steam-Powered Vehicles in History

From the velocipede (pictured above) to buses, vehicles powered by steam were being beta-tested throughout the late nineteenth and early twentieth centuries. The results were pretty weird, and hint at a steam-powered future that never happened. » 3/25/13 3:57pm 3/25/13 3:57pm

The Forgotten Gadget That Powered The Industrial Revolution

Recently, a group of students at Purdue University used a simple device to make a ping-pong ball break the speed of sound. But that's not the coolest part. The device they used, called a de Laval nozzle, is actually centuries old. It's no exaggeration to call this the gadget that made the industrial revolution… » 2/18/13 11:44am 2/18/13 11:44am

The ancient 'jet' engine that was used to cook meat

The turbines that propel jets through the air can be traced back to an idea originated by Hero of Alexandria in the first century AD. Find out what you do with an engine that pre-dates steam power and manned air flight by roughly two thousand years. » 1/13/12 12:50pm 1/13/12 12:50pm

Watch The Explosion That Never Stops Inside Your Engine

What happens deep inside that four-stroke engine inside your car, truck or jet when you run it? This silent, elegant video was taken inside one such engine, and reveals all. » 3/24/10 8:00am 3/24/10 8:00am

Fetish Photography for Robots

Here's the naughtiest view I've ever seen of the spot between two cylinder blocks in a 1940s airplane engine. Specifically, it's a shot Elsie took of the Daimler Benz engine, which helped power the Messerschmitt 110 that Rudolf Hess flew to the U.K. in 1941. This precisely the kind of mechanical engineering porn… » 5/13/08 4:49pm 5/13/08 4:49pm