Canadian National today unveiled its first new medium horsepower hybrid electric locomotive, a Q19-2.4GH developed in ...

The Fell differential gearbox. All diesel locomotive designs struggle with the problem of transmitting the huge torque required to start a fully loaded train at low speeds, and because of the huge ...

The California Air Resources Board (CARB) has scrapped its controversial rule that would have required the use of zero-emissions locomotives in the state ...

CN has rolled out a hybrid biofuel-ready locomotive it says could reduce fuel consumption by 50% compared with typical diesel power.