The startup had faced mounting pressure from dealers, farmers, and a co-founder who complained that Monarch’s tech didn’t work properly.

Diesel-electric locomotives have been barreling along America’s wide-open plains for generations, and the century-old combination of consistent, high-efficiency rpm diesel engines spinning up generators to power high-torque electric motors has proven t…
Caterpillar is piloting Cat AI, a system of AI agents in one of its excavators built on Nvidia’s physical AI platform.