The International Space Station conducted a spacewalk this week to mark 15 years in space. Three people who've walked in space share their miraculous — and miserable — experiences.
State officials have closed recreational and commercial fishing for Dungeness and rock crab on the California coast, due to a large algae bloom that's making the crab unsafe for consumption.
President Obama's rejection of the Keystone XL pipeline provoked cheers from environmental groups and a little bit of head scratching in the state of Texas.
NPR's Kelly McEvers interviews environmentalist Bill McKibben, who founded 350.org, about why he's celebrating Obama's veto of the Keystone XL pipeline, even though the next president can reverse it.
Canadian Company TransCanada took a blow Friday when President Obama announced he was rejecting its request to build the Keystone XL pipeline. The pipeline would have helped transport hundreds of thousands of barrels of Canadian tar sands oil from Alberta to U.S. refineries. Canadian Prime Minister Justin Trudeau expressed disappointment.
President Obama announced Friday that he rejected a permit to allow construction of the Keystone XL pipeline. The controversial project would have carried oil harvested from tar sands in Canada.
After seven years of study, the Obama administration has rejected plans for the controversial Keystone XL oil pipeline. The move comes on the eve of an international climate summit.
Three years after bariatric surgery, more than 200 severely obese teens studied had dropped about a third of their weight, and improved their metabolism, heart health and self esteem.
Also this week: The story of a 60-year-old United Airlines pilot and runner who finished the New York City Marathon in 2 hours, 47 minutes and 27 seconds.
Thanks to a blazing hot summer and unusually warm water, early counts of juvenile winter-run Chinook are at extreme low levels. To protect them, regulators may restrict ocean fishing.
People speak very differently depending on where they live, and the climate and environment might have something to do with that. Crisp English consonants don't carry well in the rainforest.
The flooding overwhelmed houses, leaving a coating of mud – and in one case, setting a car atop a structure's walls. Rescue crews are still looking for survivors; one death is reported.
Writer and psychologist Andrew Solomon explains how the more he talked about his depression, the more others wanted to tell their own stories.
Psychologist Guy Winch makes the case for practicing emotional hygiene — taking care of our emotions with the same diligence we take care of our bodies.
Neurobiologist David Anderson explains why psychiatric drugs don't always work, and how researchers are working to find targeted forms of treatment — including his own experiments with fruit flies.
Twenty-three-year-old Alix Generous describes her years-long journey through misdiagnosis in the mental health system and how it affected her sense of confidence and self-worth.
Writer and psychologist Andrew Solomon describes how he hid from — and eventually confronted — his own serious depression.
The National Institutes of Health has issued a moratorium on funding work that puts human stem cells into nonhuman embryos. The concern is that hybrids might develop human brain cells, sperm or eggs.
Investigators want to know if the company deceived investors and the public about risks associated with climate change. The company protests that it has included those risks in its reports for years.
NPR's Kelly McEvers talks to Neela Banerjee of Inside Climate News about the investigation into the allegations ExxonMobil knew more about climate change than it told investors and the public.