Rapper and musician Anthony Obi, known by his stage name Fat Tony, talks with NPR's Ailsa Chang about losing his home in Altadena to the Eaton Fire earlier this month.

Investigators are trying to understand why an Army Black Hawk helicopter and American Airlines regional jet collided in mid-air near Washington, D.C. Sixty-seven people were aboard the two aircraft.

NPR's Ailsa Chang visits the Kali Mandir temple in Laguna Canyon to talk with singer Radhika Vekaria, who's nominated for her first Grammy for her album Warriors of Light.

NPR's Mary Louise Kelly talks with Boston mayor Michelle Wu, who just welcomed her third child. She's the first Boston mayor to give birth while in office.

NPR's Ailsa Chang talks with the jazz artist Christie Dashiell about her first-ever Grammy nomination, for Best Jazz Vocal Album.

In the 1960s, the U.S. Navy was exploring the other "final frontier" -- the sea. A series of underwater habitats called "Sealabs" were constructed for scientific exploration on the ocean floor.