Federal workers working in the limestone mine responsible for handling government retirements pushed back against Elon Musk’s claims of efficiency. Earlier this month, Musk told reporters inside the ...

Residents and government leaders in the small western South Dakota city of Piedmont are in shock that the state approved a limestone mining operation without notifying them in advance about the ...

Tuesday afternoon, President Donald Trump and Elon Musk held a bizarre press conference in the Oval Office Tuesday afternoon, and during a long rambling section when Musk was talking about his work ...

Add Yahoo as a preferred source to see more of our stories on Google. The Office of Personnel Management handles retirement paperwork for the entire federal government out of an old limestone mine in ...

On Wednesday evening, the U.S. Bureau of Land Management released a redacted copy of its long-awaited Determination of Common Variety report for the Rocky Mountain Industrials limestone mine, ...

Residents who live near a proposed limestone mine in Deemston Borough raised a number of concerns about air quality, dust, and other issues at a public hearing Monday at the East Bethlehem Volunteer ...