Scientists know why leaves turn yellow in the fall: Chlorophyll breaks down, revealing the yellow pigment that was there all along. But red? Red is a different story altogether. Leaves have to make a new pigment to turn red. Why would a dying leaf do that? Scientists don’t really know. NPR science correspondent Nell Greenfieldboyce reports on the leading hypotheses out there.
Read more of Nell's reporting on this topic.
Interested in more seasonal science? Email us your ideas at shortwave@npr.org.
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The Indicator from Planet Money - Can air traffic controllers keep calm and carry on — without pay?
There’s one job that gets all the attention during a government shutdown: air traffic controllers. Today on the show, we spotlight why this job has taken on outsize political influence and one controller’s experience during the longest shutdown on record.
For sponsor-free episodes of The Indicator from Planet Money, subscribe to Planet Money+ via Apple Podcasts or at plus.npr.org. Fact-checking by Tyler Jones. Music by Drop Electric. Find us: TikTok, Instagram, Facebook, Newsletter.
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What Next | Daily News and Analysis - TBD | The Nick Fuentes Problem
Nick Fuentes—an openly antisemitic, openly racist, openly sexist type who once was persona non grata in all but the unseemliest of online spaces—sat down with former Fox News star Tucker Carlson this week, setting off a debate between the “whoa whoa whoa, we’re not Nazis over here” branch of conservatives and the “well now, hold on a minute” wing.
Guest: Ali Breland, staff writer for The Atlantic and author of “The Firewall Against Nick Fuentes Is Crumbling.”
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NPR's Book of the Day - Reese Witherspoon, Harlan Coben and Chris Kraus are out with new crime thrillers
Today’s episode features two new crime thrillers written by big names. First, Harlan Coben says he stopped in his tracks when Reese Witherspoon asked to collaborate on a novel. In today’s episode, the co-authors speak with NPR’s Mary Louise Kelly about their collaboration on Gone Before Goodbye. Then, I Love Dick author Chris Kraus took an autofiction approach to her crime novel The Four Spent the Day Together. In an interview with NPR’s Elissa Nadworny, Kraus describes the protagonist as “me at the moment of the story.”
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To listen to Book of the Day sponsor-free and support NPR's book coverage, sign up for Book of the Day+ at plus.npr.org/bookoftheday
Learn more about sponsor message choices: podcastchoices.com/adchoices
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The Goods from the Woods - Episode #500 – “The Quincentenary” with Mr. Goodnight & Dr. Pat Reilly
In this episode, ALL of the Goods from the Woods Boys are in the house for the 500th episode of our podcast. First up, Rivers, Sam, and Carter are hangin' out at Disgraceland Studios, chuggin' a retro JOLT Cola, and talkin' about Carter's face being all over the 2025 World Series. We answer questions from our beloved listeners and Three Days Grace's "Animal I Have Become" is our JAM OF THE WEEK! Then, Rivers hops on the Zoom and catches up with our co-host emeriti, Dr. Pat Reilly and the Sepulveda Cowboy himself, Mr. Goodnight! Thank you to every single one of our listeners! We are so happy to bring the show to you each and every week. Y'all are the best. Follow the show on Twitter @TheGoodsPod. Rivers is @RiversLangley Sam is @SlamHarter Carter is @Carter_Glascock Subscribe on Patreon for the UNCUT video version of this episode as well as TONS of bonus content! http://patreon.com/TheGoodsPod Pick up a Goods from the Woods t-shirt here: http://prowrestlingtees.com/TheGoodsPod
Engines of Our Ingenuity - The Engines of Our Ingenuity 2529: Comparing Fingerprints
Episode: 2529 Comparing Fingerprints: What's Involved and What can go Wrong. Today, who dunnit?
Opening Arguments - GOOD THINGS HAPPENS! 100% GOOD NEWS OA DAY!
OA1205 - It’s another good news Friday! Voting rights expert Jenessa runs down some of the highlights of the off-year blue sweep in this week’s elections, as well as some recent unsung national victories for voting and disability rights. Matt then checks in on the Supreme Court’s oral arguments from the challenge to Trump’s unprecedented tariffs and why it is looking like he might actually lose his administration’s first attempt to defend one of his second administration’s policies on the merits.
Finally, in today’s footnote: Why a federal judge recently decided that a lawsuit brought by the man whose penis was once featured on the cover of the most important albums of 1990s smelled like summary judgment.
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Supreme Court oral arguments in Learning Resources, Inc v. Trump (11/5/2025)
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The International Emergency Economic Powers Act (IEEPA) of 1977
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“Regulating Imports with a Reciprocal Tariff to Rectify Trade Pratcies that Contribute to Large and Persistent Annual United States Goods Trade Deficits,” The White House (4/2/2025)(executive order on tariffs)
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Plaintiff’s second amended complaint in Elden v. Nirvana LLC et al
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D.C. federal judge Coleen Kollar-Kotelly’s opinion in combined litigation challenging Trump’s executive order on citizenship requirements for voting (10/31/25)
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DC federal judge Amir Ali’s order in National Association of the Deaf v. Trump (11/4/25)
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Order granting defendants’ motion for summary judgment in Elden v. Nirvana, LLC (9/30/2025)
The Government Huddle with Brian Chidester - 197: The One with the Human-Centered Design Pioneer
Suzanne Boyd, CEO of Anthro-Tech and a pioneer in human-centered design joins the show to share her journey from growing up in a family of entrepreneurs to founding Anthro-Tech in 1997, by blending her love of anthropology with technology to improve lives through thoughtful design. We unpack the evolution and institutionalization of human-centered design, its impact on government and private sector organizations, and the importance of inclusivity and accessibility from the start of any project.
array(3) { [0]=> string(64) "https://mcdn.podbean.com/mf/web/qffgidtbi88ummsd/AnthroFinal.m4a" [1]=> string(0) "" [2]=> string(8) "21244985" }Global News Podcast - Elon Musk, the world’s richest person, is set to be richer
Tesla shareholders have approved a record-breaking pay package that could make the electric car company's founder Elon Musk a trillionaire if he can deliver a future filled with self-driving taxis and humanoid robots. More than three quarters of shareholders backed the plan which requires Mr Musk to substantially raise Tesla's market value over a period of years. Also: Typhoon Kalmaegi is weakening but the devastation and lives lost in the Philippines and Vietnam has been overwhelming; Artificial Intelligence and the chatbot which has been encouraging a young woman to kill herself; the Kashmir cricket scandal; and Nancy Pelosi, the first woman to serve as the speaker of the US House of Representatives, bows out of politics at 85.
The Stack Overflow Podcast - Revealing the unknown unknowns in your software
Ryan welcomes Nic Benders to discuss the complexity and abstraction crisis in software development, the importance of going beyond observability into understandability, and demystifying AI's opacity for understanding and control.
Episode notes:
New Relic is a full-stack observability platform that helps engineers plan, build, deploy, and run software. Read their 2025 observability forecast.
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