Approximately 8,600 gallons of diesel fuel were released into the Gunnison River (a major tributary to the Colorado River) ...

Two Union Pacific locomotives derailed into the Gunnison River during a snowstorm, trapping two engineers in a remote canyon.

The Union Pacific locomotive known as “Big Boy” returns to Green Country for the first time since 2021 as part of its Heartland of America Tour, with stops in Muskogee at 11 a.m., Wagoner at noon for ...

The January 2026 issue of Trains Magazine includes author Greg Richardson’s article on the development of positive train control, “The road to PTC,” viewed primarily through the lens of his time in ...

One year after the rollout, Union Pacific is ready to deploy a hybrid battery-electric switching locomotive in a working rail environment. The Class I railroad (NYSE: UNP) and project partner ZTR ...

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 ...

Over a thousand people of all ages flocked to see Big Boy No. 4014, Union Pacific's sole operational Big Boy steam locomotive, in North Little Rock on Sunday evening. The train arrived in North Little ...

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 ...

FORT WORTH – Union Pacific Railroad's famed Big Boy locomotive made a stop in North Texas Thursday morning. Big Boy No. 4014's Heartland of America Tour included a stop at Fort Worth's T&P Station in ...