New analysis of the Alaska mine, which was ordered by a federal judge, considers larger releases from potential breaks in the dam planned to hold mining waste.

Add Yahoo as a preferred source to see more of our stories on Google. After two powerful storms struck Hawaii over the past week, officials are warning that one of the largest dams on the island of ...

Editor's note: Follow live coverage of the threat to the Cheboygan dam and flooding across northern Michigan here. Cheboygan — A northern Michigan town remained braced for a potential dam ...

Evacuations ordered in Oahu over concerns of dam failure | West Coast Wrap Thousands of people have been told to evacuate Oahu over concerns that a major dam could fail. Videos show flash ...

Muddy floodwaters from severe rains inundated streets, pushed homes off their foundations, swallowed vehicles and prompted evacuation orders for thousands of residents in towns north of Honolulu on ...

Six years after a catastrophic dam failure completely drained Sanford Lake in mid-Michigan, the lake has officially returned to full water levels. The milestone allowed a beloved local beach ...