Science writer Mary Roach chronicles both the history and the latest science of body part replacement in her new book. She also answers the question: Is it kosher to receive an organ donation from a pig?

In an excerpt of her interview with Talk Easy with Sam Fragoso, Gross shares her life motto and talks about writing song lyrics in high school. The full episode explores the origins of Fresh Air.

Jill Lepore writes about the strength and stability of America's founding document — and its capacity for change. And Angela Flournoy tracks the friendship of five young Black women over 20 years.

Robert Redford starred in "The Sting," "Butch Cassidy and the Sundance Kid," "Out of Africa," and dozens of other movies.

Some people treasure family recipes so much that they've etched the recipes into their gravestones.

Navajo artist and photographer Eugene Tapahe had a dream during the COVID-19 pandemic of women dancing in Yellowstone National Park in jingle dresses.

Redford starred in "The Sting," "Butch Cassidy" and "The Sundance Kid," "Out of Africa," and dozens of other movies. He also founded the Sundance Institute in 1981.

A movie star to his core, Robert Redford has died after a visionary career in cinema, including founding the Sundance Institute that transformed the market for independent films.

Pythagorean Triple Square Day, as one man affectionately calls 9/16/25, is a day like no other this century.

NPR talks to pop superstar Ed Sheeran about his new album, "Play."