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A journey through fascinating ideas, astonishing inventions, and new ways to think and create. Based on riveting TEDTalks from the world's most remarkable minds.

TED Radio Hour

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Listen Live

Host Stephen Dubner has surprising conversations that explore the riddles of everyday life and the weird wrinkles of human nature-from cheating and crime to parenting and sports. Dubner talks with Nobel laureates and provocateurs, social scientists and entrepreneurs - and his Freakonomics co-author Steve Levitt.
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Freakonomics

Host Stephen Dubner has surprising conversations that explore the riddles of everyday life and the weird wrinkles of human nature-from cheating and crime to parenting and sports. Dubner talks with Nobel laureates and provocateurs, social scientists and entrepreneurs - and his Freakonomics co-author Steve Levitt.

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Health & Science

Philadelphia City Councilmember Jamie Gauthier addresses HIV/AIDS activists outside City Hall
Health

‘It’s going to be a genocide’: HIV activists from N.Y. and Philadelphia rally at City Hall

Over 100 HIV activists, nonprofit leaders and a city council member took to City Hall this afternoon to demand a reversal of President Donald Trump’s Medicaid cuts.

18 hours ago

Inside the Academy of Natural Sciences
Science

What went wrong at Philly’s Academy of Natural Sciences? Former museum staffers point to years of missteps

“There was a big push to not be known as the dinosaur museum,” said one laid-off worker. That shift came with a cost, ex-staffers say.

1 day ago

Listen 6:45
Margie Brown, a native of Bradford, PA, holds up a T-shirt that says “Save Bradford Hospital.” The local grassroots group of the same name was dedicated to advocating for the return of Bradford Regional Medical Center as a full-service hospital and securing better healthcare access for the community.
The Pulse
Health

The Fight to Save Rural Hospitals — and Access to Healthcare

A look at the growing healthcare crisis in rural America — and emerging solutions for bringing care to patients.

Air Date: October 2, 2026

Listen 49:31
The U.S. Department of Health and Human Services building
Health

Some new Medicaid rules have already changed: Why New Jersey officials and residents are worried about what happens next

Hundreds of thousands of Garden State residents covered by NJ FamilyCare will need to fill out paperwork on a new reporting schedule starting Jan. 1.

1 day ago

Listen 1:15
At a press conference, PennEnvironment's Faran Savitz pours water into some lab equipment, to show how they conducted their tests for microplastics.
Science

Microplastics found in waterways throughout the Philly region; environmentalists call for plastics crackdown

PennEnvironment and Drexel University researchers found microplastics in more than 20 waterways across the watershed.

2 days ago

Listen 1:14
A vial of the measles, mumps and rubella vaccine
Health

A 5th person in Pennsylvania has died after contracting measles as cases statewide reach a record high

In Pennsylvania, 943 measles cases have been reported so far this year, state data shows.

3 days ago

a sign at Bethany Beach reads BEACH ACCESS CLOSED
Science

Nor’easter aftermath: Sussex County beaches could have long recovery ahead

State officials are working to restore beach access to places like Bethany Beach, which have seen significant dune erosion.

4 days ago

Marchers under umbrellas and dinosaur costumes
Science
Billy Penn

The Academy of Natural Sciences museum is closed. Its supporters aren’t done

Over 200 people gathered for a vigil and march to City Hall as organizers and elected officials pushed for the museum to reopen.

4 days ago

A rallygoer speaks at a podium labeled SOS FOR HEALTH, and behind, a woman holds a sign reading MEDICARE FOR ALL in a heart
Health

About 8,000 lawfully present Pennsylvania immigrants face Medicaid health insurance terminations on Oct. 1

New federal Medicaid eligibility cuts for immigrants, including refugees and asylees, were passed by Congress and President Trump.

4 days ago

Listen 1:24
Some patients at Dr. Christine Meyer’s practice in Exton, Pennsylvania, use continuous glucose monitors
Health

How a steady flow of data helps Pennsylvania primary care doctors manage their patients’ diabetes

Primary care providers say continuous glucose monitors can help diabetics successfully lower their blood sugar, especially when patients try them at local practices.

4 days ago

Listen 6:00
Debris is piled up on the beach in Atlantic City
Science

Nor’easter scoured Jersey and Delaware beaches, causing erosion and flooding

A 2025 beach-replenishment project in Atlantic City cost about $40 million, while work this year in Sea Isle, Strathmere and Ocean City had a $41 million price tag.

5 days ago

(Ariusz Nawrocki/Bigstock)
The Pulse
Science

The Strange Science of Color — And Our Quest to Understand It

We explore the world of color — from how we perceive it, to efforts to describe and differentiate its many shades.

Air Date: September 28, 2026

Listen 49:34
Cristina Marino gives a tour inside the Mobile Methadone Unit.
Health

Philadelphia’s first mobile methadone van brings addiction treatment directly to Kensington

The program has connected more than 500 people to methadone since launch, offering support for patients who may struggle to reach traditional clinics.

6 days ago

Listen 1:41
solar panels collecting energy
Science

Philadelphia-area schools are tapping the sun’s energy and saving money on utilities

Unionville High School in Kennett Square and Universal Audenried Charter School in Philadelphia are building solar arrays that will slash their energy bills.

1 week ago

Listen 1:04
Marion Nestle and Lisa Sutherland stand in front of dozens of cereal boxes, stacked in a grocery aisle.
The Pulse
Health

How the Cereal Industry Won Breakfast

Marion Nestle and Lisa Sutherland discuss their new book, “Sugar Coated: Unboxing the Hidden Forces Shaping America’s Favorite Breakfast Food.”

Air Date: September 23, 2026

Listen 28:01
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  • ‘It’s going to be a genocide’: HIV activists from N.Y. and Philadelphia rally at City Hall

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