North America's "broken heart" is an ancient rift valley in the Midwestern United ... The rift valley is shaped like a horseshoe, stretching from Kansas north to Lake Superior and south again to ...

While the air outside is warming up, the Great Lakes will remain cold for weeks to come. Here's when it'll be swim weather.

Map locates Lake Superior, and in Michigan ... The world’s largest freshwater lake by surface area has become the beating heart of the hot-cold-seeking subculture in the United States.

At the heart of the case is the Mile Post 7 tailings ... is going to result in a collapse that will spew toxic waste into Lake Superior and could lead to a toxic mudslide into the homes and ...

Just don’t confuse it with the Heart Lake in the proposed Great Burn Wilderness west of Superior or the Hart Lake in the Selway-Bitterroot Wilderness or the … you get the picture. Turquoise ...

Lake Superior, the largest of the lakes ... spiking an elevation in heart rate, blood pressure and eventually panic, fear and stress. Prolonged exposure could result in loss of muscle control ...