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, ...

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 ...

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 ...

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 ...

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 ...

Now, 40 years later, Boehme wants to launch another treasure hunt. As executive director of the Great Lakes Observing System, she's leading a campaign to map every meter of the lakes' bottom. The ...

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 ...

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 ...