Efficient diesel electric technology has been in use in railroad locomotives for years, so why hasn't it caught on in the ...

Caterpillar is putting that century-old design to work in its heaviest tracked dozer yet – and the efficiency gains are incredible.

The nomenclature of engine power can get tricky. Brake horsepower, shaft horsepower, pound-feet (lb-ft), dynamometer ratings, revolutions per minute, engine load, and temperatures all play a part in ...