At least 10 dead as record heatwave hits Shanghai

More than 10 people have died in China's commercial hub Shanghai, a local health official said Wednesday as the city grapples with its highest temperatures in at least 140 years.

10 years after BP spill: Oil drilled deeper; rules relaxed

Ten years after an oil rig explosion killed 11 workers and unleashed an environmental nightmare in the Gulf of Mexico, companies are drilling into deeper and deeper waters, where the payoffs can be huge but the risks are ...

California wildfire smoke blankets parts of Canada

Smoke from California and Oregon wildfires has cloaked Canada's third-largest city of Vancouver—known for its majestic mountain views and fresh ocean breezes—in the dirtiest air in the world this week.

Q&A: Why are antibiotics used in livestock?

Wal-Mart, the world's biggest retailer, is the latest company to ask its suppliers to curb the use of antibiotics in farm animals. Here's a rundown of what's driving the decision:

Costly Superfund dredging set for Hudson River

(AP) -- People look funny at David Mathis when he takes a dip off his dock in the Hudson River. Health officials have long warned people not to eat fish caught from this slow-flowing stretch south of the Adirondacks and ...

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