Yooperlites are rocks that fluoresce in the dark under ultraviolet light. They became known when an Upper Peninsula resident ...

Michigan, Minnesota and Wisconsin all feature ancient rocks known as gneisses — metamorphic rocks banded with various minerals — but an analysis determined that the gneiss in northern Michigan ...

While hiking trails offer glimpses of these geological wonders, the most spectacular views come from Lake Superior’s waters.

Michigan, Minnesota and Wisconsin all feature ancient rocks known as gneisses — metamorphic rocks banded with various minerals — but an analysis determined that the gneiss in northern Michigan ...

This belief turned the entire Pictured Rocks area into a holy place where the Ojibwe walked carefully. Spirits called ...

This was my first visit to Michigan's Pictured Rocks National Lakeshore, where I was expecting to be wowed by the rock art. What I didn’t anticipate: the stunning beauty in other areas of the ...

A Michigan antique store was struggling. So it pivoted to its most profitable item – rocks.

The One Big Beautiful Bill (OBBB) cuts red tape and trims taxes on new resource projects. It simplifies rules, clarifies ...

Pictured Rocks National Lakeshore is a popular destination in Michigan's upper Peninsula. Here's where you can buy passes.

The most important of these minerals is pyrolusite, a mineral consisting essentially of manganese-dioxide and the most important ore of manganese. Close-up of a pyrolusite rock, Michigan.