Search results for

A Russian named Grigory Perelman, is credited with helping solve a famous 100-year-old math problem. Both the problem and the man who solved it are a bit of a puzzle.

A roundup of key developments and the latest in-depth coverage of Russia's invasion of Ukraine.

Also: Thatchers funeral set for April 17; Kerry and Netanyahu claim progress on Mideast peace; some Plains states getting b buried by spring snow; Louisville men win national basketball championship.

New Zealand's bird of the year is not a bird. The long-tailed bat, or pekapeka-tou-roa, won by a wide margin.

NPR Music's Isabella Gomez Sarmiento reports on the artists making waves on the pop charts. Taylor Swift is now back at number one on the Hot 100. But Bad Bunny hasn't gone anywhere.

The Vermont senator's campaign says it raised $18.2 million from more than 500,000 donors. Former Texas Rep. Beto O'Rourke has raised $9.4 million since entering the race three weeks ago.

Ending an era at the Internet's biggest search company, Google co-founders Sergey Brin and Larry Page end their leadership roles. Sundar Pichai will become CEO of Google and its parent, Alphabet.

The winners of the Newbery and Caldecott children's book awards will be announced Monday. Host Debbie Elliott and children's literature expert Eden Ross Lipson discuss the world of children's publishing.

The pandemic, migration crisis, and Congressional gridlock continue to create stumbling blocks for the Biden administration.

Democrats still have plenty of opportunities to retake the majority, but once top-tier states like Ohio and Florida have slipped. Republicans, however, have new worries in Indiana and North Carolina.