As the U.S. and Iran prepare to hold nuclear talks in Oman Friday, people in Iran are facing an intense crackdown as security forces track down anyone who was involved in the anti-government protests

Iran and the United States held indirect talks in Oman on Friday, negotiations that appeared to return to the starting point on how to approach discussions over Tehran's nuclear program.

The deal slashes hundreds of reciprocal tariffs between the two countries.

NPR's Mary Louise Kelly speaks with NPR's Geoff Brumfiel and Greg Myre about the upcoming meeting between Iran and the United States.

In Kyiv, dance parties on a frozen river keep spirits — and bodies — warm after Russian strikes shattered Ukraine's energy grid.

Italy's Winter Olympics promised sustainability. But in Cortina, environmentalists warn the Games could scar these mountains for decades.

Between war, protests and government crackdowns, the filmmakers raced to finish and smuggle their portrait of Tehran's underground arts scene to the prestigious film festival.

Julia Loktev's documentary My Undesirable Friends follows young independent journalists covering Putin's invasion of Ukraine.

Ski mountaineering will make its Olympic debut this year, the first winter sport to do so since 2002. Skeleton, luge, ski jumping and moguls are also getting new events.

As Nigeria battles multiple security crises, a single attack in the west left more than 160 people dead and raises new questions about who's really in control.