Union Pacific

One of the largest trains to ever exist on American railroads is touring in honor of the 150th anniversary of the completion of the transcontinental railroad.

A Union Pacific coal train derailed near Lusk early Monday morning, temporarily closing some railroad lines going to the Powder River Basin, the top producing coal area in the nation.

The wind roars at an archaeological dig outside the 200 person town of Fort Bridger in the southwestern corner of the state. The historic site is…

As the coal industry faces deep uncertainty over its future, coal-hauling Union Pacific railroad is going full steam ahead in investing in rail…

Hundreds of thousands of tank cars full of crude oil snake across the nation each year, and the number is only increasing. In the last five years, the…

In the wake of recent derailments and explosions of crude oil trains, state officials will start receiving information about when those trains are moving…

Big Boy No. 4014 was delivered to Union Pacific in December 1941. The locomotive was retired in December 1961, having traveled 1,031,205 miles in its 20…

One of the World’s largest steam locomotives is traveling across Wyoming this week. Union Pacific’s Big Boy number 4014 is being moved to Cheyenne for…

Arch Coal executives expressed frustration with the nation’s two biggest railroads during a conference call with investors Tuesday. Coal shipments out of…

Travelers might notice more trains crossing roadways and slowing traffic between Cheyenne and Denver during the next few weeks. That's because Colorado…