Those wanting to recreate in the deepest lake in the U.S. will need to schedule a visit soon, before access closes for two ...

This summer will be the last chance to swim or take a boat tour in the waters of Crater Lake for an extended period.

At Crater Lake National Park, the deepest lake in the U.S. is slated to close to swimmers and boaters for two years.

There’s a desperate push to fix the aging system because the sewage could contaminate Fort Worth’s drinking water.

A historic part of Lake Tahoe will be undergoing restoration work this summer, but officials say it will still be open for ...

Laboratory experiments have shown that prebiotic chemistry requires very high phosphorus concentrations, about 10,000 times ...