We discovered a hidden piece of mining history – an old gold mine site complete with original stamp mill equipment and a ...

Today, the former Homestake Gold Mine, a 300-mile (480-kilometer) tunnel system carved inside the mountains, houses the Sanford Underground Research Facility, where scientists study particle ...

Deep in the Georgia hills, we uncovered an old gold mine tunnel lost to time. In this video, we explore the narrow passageways, examine relics from the gold rush era, and piece together the story of ...

A sign welcomes visitors to a lab 4,850 feet beneath the earth, Wednesday, May 30, 2012, where the Sanford Underground Research Facility inside the now-shuttered Homestake Gold Mine in Lead, S.D ...

When Lakota artist Marty Two Bulls Jr. looks at the Black Hills of South Dakota, he doesn’t just see its natural beauty. He also sees a scar cut deep into the heart of the universe.

Today, the former Homestake Gold Mine, a 300-mile (480-kilometer) tunnel system carved inside the mountains, houses the Sanford Underground Research Facility, where scientists study particle ...

FILE - A sign welcomes visitors to a lab 4,850 feet beneath the earth, Wednesday, May 30, 2012, where the Sanford Underground Research Facility inside the now-shuttered Homestake Gold Mine in Lead ...