How Does Our Brain Get Rid Of Toxins?
Neuroscientist Jeff Iliff talks about his research, which explores how the brain naturally flushes out toxins during sleep.
Environment
Can A Place Still Be Home Even After Becoming Toxic?
Even thirty years after the devastating nuclear accident in Chernobyl, there are still people who call the place home. Filmmaker Holly Morris tells the stories of the mostly elderly women who stayed.
California's Dire Drought Message Wanes, Conservation Levels Drop
Californians are saving less and less water as the state enters what may be its sixth year of drought, in part because they say they're hearing a less-than-clear message about the drought.
'It Was Time To Make A Hard Stand'; Closing Arguments Completed In Malheur Trial
Seven defendants who occupied Oregon's Malheur National Wildlife Refuge stand accused of conspiracy, theft of government property and illegally carrying firearms. Among them are Ammon and Ryan Bundy.
Cut Down On Bee-Killing Pesticides? Ontario Finds It's Easier Said Than Done
Pesticides called "neonics" are popular among farmers, but also have been blamed for killing bees. In Canada, the province of Ontario is trying to crack down on neonics, with mixed results.
N.D. Judge Dismisses Riot Charge Against 'Democracy Now' Host
Amy Goodman will not face criminal charges for her coverage of an oil pipeline protest in North Dakota last month. Prosecutors say they may still bring charges later.
On Energy And Climate Change, Clinton And Trump Differ Sharply
Presidential contenders Hillary Clinton and Donald Trump have very different views on energy and climate change. In our series, What's The Issue, we find out just how much they differ.
Storm Leaves Thousands Without Power In Pacific Northwest
More rain is expected for Washington state and Oregon on Sunday, after a storm downed trees and flooded roads across the region.
Countries Reach Deal To Limit Hydrofluorocarbon Emissions
Countries around the world have agreed to limit the type of greenhouse gases known as hydrofluorocarbons. Andrew Light of the World Resources Institute talks about what it means for climate change.
Nations Clinch Landmark Pact To Fight Climate Change
More than 150 countries have reached a major agreement in Kigali, Rwanda to reduce emissions of a powerful chemical used in refrigeration and air conditioning that traps heat in Earth's atmosphere.