For decades, Tulsa planned carefully and imposed regulations to prevent the kind of devastating floods that used to make national headlines. Now other cities are noticing.
The recent drought in the West forced people to take a hard look at how they use water. In Colorado, some farmers tried an experiment: make their water more expensive without hurting business.
The Republican push to pass a major tax overhaul may also include another long-held GOP goal — opening up Alaska's Arctic National Wildlife Refuge to drilling.
While Spanish and Italian growers worry heat will dry out vines, in Germany, warming has made for better Rieslings. And one scientist says they couldn't be making red wine so good otherwise.
Western scientists say they may never know the source of the cloud of ruthenium-106 that hovered over Europe last month. But what little data there is suggests a research facility inside Russia.
The oil leak occurs just a few days before Nebraska state regulators will decide on the fate of TransCanada's controversial sister project, the Keystone XL Pipeline.
A new rule would cover "glider vehicles" — made by combining a new truck body with a salvaged diesel engine. The EPA says it sees them differently now than it did under the Obama administration.
Delegates to the annual international climate meeting held by the U.N. are struggling to forge a unified approach to slowing climate change. Meanwhile, emissions of greenhouse gases keep rising.
The island is a major center for drug and medical device manufacturing. After Hurricane Maria, those products, including small IV bags, are running short throughout the U.S.