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Open-weight AI models with advanced capabilities and no safeguards are becoming much more accessible. While they can be useful, AI safety experts have concerns.

In South Africa and Mozambique, health care providers say cancellation or redirection of U.S. PEPFAR funding under the Trump administration have already endangered vulnerable people and cost lives.

Details on how ICE cooperation agreements work in practice have been hard to come by. NPR took a close look at how sheriff's deputies in Walton County, Fla., approach immigration-related arrests.

In a new report, former Interlochen students detail some 70 allegations of sexual abuse by nearly 50 adults employed or affiliated with the school. One of the former students tells his story to NPR.

Complex computer systems that decide whether people get Medicaid benefits have a history of errors. Now, changes to comply with Trump's tax and domestic policy law are inundating those systems.

The influx of federal agents into the city last fall led to widespread immigration arrests – a majority without criminal convictions. President Trump has said he wants to replicate it elsewhere.

Should students be allowed to use AI on assignments? What about on tests? Who should teach AI literacy? About 100 teenagers got together to try to decide.

The Allen Institute in Seattle says scientists have now learned enough about how the brain works to start fixing it when it breaks.

The main San Francisco court was one of the busiest in the country, hearing thousands of cases a year. It was also one of the courts most likely to grant an immigrants' asylum application.

Spouses of U.S. citizens have traditionally had a special place in immigration law. That's no longer the case, according to the administration and immigration lawyers.