Union Pacific’s EMD 710 and 645 series locomotives can now run with a higher biodiesel fuel blend content. The Class I railroad reported on Aug. 19 that Progress Rail, a Caterpillar company, approved ...

Hop on for an exciting chase as we track down the powerful EMD E-Unit on the Norfolk Southern (NS) main line in Kentucky. This thrilling experience takes you through picturesque landscapes while ...

Progress Rail, a Caterpillar Inc. company, celebrates EMD®’s 100th anniversary at the Illinois Railway Museum. Also, railroad, rail transit and bus consultancy PTSI Transportation turns 50. The ...

Q: In the May 2025 Ask MR, the answer to a question about early diesel power for the Milwaukee, Racine & Troy included this statement: “For road power, the MR&T would most likely turn to four-axle ...