MADISON, Wis. — 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 up.

Jennifer Boehme spent her childhood combing Florida beaches for treasures, and now she leads a far more ambitious exploration, spearheading an effort to map the bottom of the Great Lakes. As executive ...

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 ...

We know less about the bottom of the Great Lakes than we do about the surface of Mars, according to Jennifer Boehme. The oceanographer is executive director of the Great Lakes Observing System, an Ann ...

Discover 7 fascinating facts about the Great Lakes of North America. Learn about the connected lakes, global freshwater supply, ice-cover trends, climate impacts, wildlife & more.

Ocean Infinity’s Armada 8, flanked by Michigan Tech’s RV Soliton and another support vessel, travel through the Upper Entrance of the Keweenaw Waterway on their way out to begin their five-day mission ...

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 ...