Union Pacific's Big Boy No. 4014, the world's largest operating steam locomotive, is drawing crowds as it makes its first ...

Union Pacific's Big Boy No. 4014, the world's largest operating steam locomotive, is making its first East Coast tour as part ...

Union Pacific's 'Big Boy' is scheduled to make a stop in Fostoria between 2:15-2:30 p.m. on Saturday.

CORINNE, Utah — Union Pacific’s locomotive honoring President Donald Trump made its debut on Tuesday, leading a train hauling solid rocket motor segments for NASA’s Artemis III lunar exploration ...

The world’s largest operating steam locomotive is staying in Fort Wayne Friday night as part of its coast-to-coast tour in ...

A deadly hantavirus outbreak occurs on a cruise ship, scientists warn that microplastics may be contributing to climate warming, and a retreating-glacier‑triggered landslide unleashed a massive Alaska ...