The removal and overhaul of a Lee tank’s radial engine reveals the complexity of maintaining mid-20th-century armored vehicles. Engineers carefully disassemble heavy components while parallel engine ...

As with many things in technological development, identifying the most revolutionary designs depends in part on what aspects one wants to stress. And when it comes to commercial aircraft engines, it ...

In 1925, the Wasp was a leap forward in aircraft power, reliability, and performance – one that rocketed the trajectory of aviation technology into the post-war era. Its nine-cylinder, air-cooled ...