Videos taken by eye witnesses of federal agent encounters with immigrants in Chicago and elsewhere have shown increasingly tense incidents. Immigrant advocates and observers say they're indicative of a larger trend of aggression among federal immigration officers.

Data from a large, ongoing study of adolescents shows a link between increasing social media use and lower cognition and memory in teens.

The Mines Advisory Group has been removing landmines for more than three decades. This year, it received the Conrad N. Hilton Humanitarian Prize, a prestigious award with a $3 million prize.

Gas utility bills are rising even though natural gas prices are down. That's because a much larger share of your gas bill now goes to infrastructure instead of fuel.

NPR is highlighting Indigenous stories from across its network in celebrations of Indigenous Peoples Day.