Add Yahoo as a preferred source to see more of our stories on Google. Scientists recently unveiled the nation's newest "oldest known" rock — discovered in Michigan's Upper Peninsula. Michigan, ...

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 ...

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 — ...

Statement Correspondent Anna Whitney holds a Petoskey stone. Meleck Eldahshoury/DAILY. Buy this photo. If you can’t bring yourself to touch grass, at least touch rocks. I was always a “rocks and ...

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 ...

Rock hunting in Northern Michigan is some of the best in the world. Learn the top spots to find four incredible stones along with some tips on how to spend your time before or after rock hunting. Dive ...

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 ...