Scientists recently unveiled the nation's newest "oldest known" rock — discovered in Michigan's Upper Peninsula. Michigan, Minnesota and Wisconsin all feature ancient rocks known as gneisses — ...

KALAMAZOO COUNTY, MI -- Stepping into Rockhound Rock Shop, visitors are transported to another world. There’s a seemingly never-ending cascade of rooms in the Galesburg shop, each with a different ...

Add Yahoo as a preferred source to see more of our stories on Google. Most people do their rock hunting during the day, but you can't find "Yooperlites" until the sun goes down. Yooperlites are rocks ...

Rock hunting at night reveals a side of nature most people never see. While exploring the beaches of Lake Superior in ...

ANN ARBOR, Mich. – Do you have a rock, shell, arrowhead or even an insect that’s got you wondering, “What is this, really?” The University of Michigan is hosting an event next month that can help you ...

Cold weather over the past week — record cold in places — has begun to create beautiful "ice caves" in Michigan's Upper Peninsula that attract visitors to Pictured Rocks National Lakeshore and Rock ...

The park features sandstone cliffs, beaches, waterfalls, and over 100 miles of trails. Established as a National Lakeshore in 1966, the area boasts a rich history dating back over 10,000 years.

Yooperlites are rocks that fluoresce under UV light. The best time to search for Yooperlites is after a storm, when waves may have unearthed new rocks along the shores of Lake Superior. Rock hunters ...