The Arctic cold last weekend caused the Great Lakes to add more ice cover. Lake Superior's ice growth was amazing when you ...

We ventured out onto the largest lake in the world to explore a stretch of frozen cliffs carved into towering ice caves. With miles of shoreline locked in thick blue ice and temperatures plunging well ...

Lake Victoria, the world’s largest tropical lake, has turned toxic green due to a massive algae bloom. Scientists warn of ...

The waters of Lake Victoria have turned an unsettling green. And it seems, it’s not just a passing bloom this time. Local fishermen barely flinch anymore. What was once occasional now appears almost ...