In the 1950s, a new kind of locomotive made even extreme hills easy for trains to climb. But this extra-powerful engine came ...

Union Pacific has unveiled its Abraham Lincoln commemorative locomotive, honoring the president who signed the bill creating Union Pacific as part of the transcontinental railroad. “Union Pacific ...

Union Pacific announced it has signed an historic $1.2 billion agreement to modernize its AC4400 locomotive fleet.

Wabtec and Union Pacific have entered into an agreement amounting to $1.2 billion to modernize AC4400 locomotives. This ...

Union Pacific (UP) has signed a $US 1.2bn contract with Wabtec for the modernisation of AC4400 diesel locomotives.

USA: Union Pacific and Wabtec have announced a 'landmark' $1·2bn agreement for the modernisation of the railway's AC4400 diesel locomotives.

ROSEVILLE, Calif. (AP) — Union Pacific said on Monday that it will spend $20 million testing low-emissions locomotives in California. The railroad may eventually test up to 25 locomotives with various ...

OGDEN — A legendary locomotive made its return to Ogden this weekend. Union Pacific’s Big Boy No. 4014 made a weekend stop that drew thousands of visitors of all ages to Union Station from its arrival ...