An oil rig explosion on a lake north of New Orleans, apparently caused when cleaning chemicals ignited, injured seven people and left authorities searching for another who was missing.
A Canadian man, his American wife and their three young children have been released after being held captive for years by a network with ties to the Taliban.
Three years after toxic algae in Lake Erie tainted the drinking water for more than 400,000 people, many are still leery about what's coming out of their faucets.
The storm destroyed virtually everything on the island, stripping it of vegetation, wrecking the monkeys' drinking troughs and crushing the piers that workers use to bring in bags of monkey chow.
Researchers in Massachusetts say white sharks appear to venture offshore farther, with more frequency and at greater depths than previously known in the Atlantic.
An environmental activist is calling on the U.S. Fish and Wildlife Service to reconsider placing anchored rafts in the ocean as resting platforms for walruses.
