Hopefully Union Pacific's testing of two different retrofit technologies for reducing emissions in older locomotives, an experimental "oxidation catalyst" filtering canister and a diesel ...

On Dec. 18, 2024, about 5 p.m. local time, a westbound Union Pacific Railroad (UP) train ZAILA-18 derailed after colliding ...

Big Boy No. 4014 just may be chugging through a city near you, as Union Pacific announced the legendary locomotive's upcoming ...

Union Pacific's famed Big Boy steam locomotive will be headed west during its "Westward Bound" summer tour. The world's ...

CARB is no longer pursuing the waivers for the in-use locomotive rule or regulations that would have phased out diesel-powered trucks, according to Trains.com ... If the ruling had stayed, starting in ...