MADISON, Wis. (AP) — Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave ...

MADISON, Wis. — Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Fla., for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave up. Now, ...

The Great Lakes were much larger 15,000 years ago. This map shows the earlier, larger versions of the lakes, while the red marks identify the iceberg plowmarks found by researchers.

GRAND HAVEN, Mich. — If poured out like a pitcher of lemonade, the water held by the Great Lakes could cover the land mass of both North and South America with more than a foot of water. In fact, Lake ...

Only a fraction of the Great Lakes' bottom has been mapped, and those low-resolution charts were completed decades ago, according to the Great Lakes Observing System. The organization has been pushing ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MADISON, Wis. (AP) — Jennifer Boehme grew up ...