If you want to put Cummins' largest diesel engine in your truck, we've got bad news -- it'd take a pretty large truck indeed ...

Stealthy, 600-ft Zumwalt destroyer costs $9B and appears as a fishing boat on radar.

Massive road trains stretch across rugged landscapes, engineered to haul extreme loads over unforgiving terrain. These mechanical titans feature multi-trailer configurations, oversized fuel tanks, and ...