Why The Great Lakes Have Glow-In-The-Dark Rocks (And Where You Can Find Them)

Michigan visitors can search for fluorescent rocks with a UV light as darkness falls along the shoreline of Lake Superior in ...
Yahoo

Michigan lays claim to oldest rocks in US. Where you can find 3.6 billion-year-old stone

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, ...
Yahoo

Michigan lays claim to oldest rocks in US. Where to find Watersmeet gniess

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, ...
来自MSN

Michigan lays claim to oldest rocks in US. Where you can find 3.6 billion-year-old stone

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 — ...
Outside

Visitors Carve Names Into Cliffs, Steal 100 Pounds of Rocks at Pictured Rocks National ...

A news story from Michigan’s Pictured Rocks National Lakeshore has officials and journalists alike wondering the same question: Why would anybody try to steal 100 pounds of rocks from a National Park ...