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Hosted by Jad Abumrad and Robert Krulwich, Radiolab is a show about curiosity. Where sound illuminates ideas, and the boundaries blur between science, philosophy, and human experience.

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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.
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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.

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Philadelphia

Nilda Pimentel and Talia Giles
PlanPhilly
Urban Planning

A fight over vacant Philly lots is exposing tensions in Mayor Parker’s housing plan

The Turn the Key program promised affordable homeownership. Critics say many residents are priced out, raising the question: Who is "affordable housing" for?

1 week ago

Listen 5:13
ropa vieja and its lighter version on plates
Science

Can Philadelphia restaurants reduce overeating by offering small portions?

As more people take drugs to reduce their appetite and lose weight, including GLP-1s, some restaurants are beginning to offer smaller portions.

1 week ago

Listen 4:37
Reginald Streater, Tony Watlington and Sarah-Ashley Andrews sitting at a table
Education

17 Philadelphia schools are set to close in 2027. Here’s what to know

Philadelphia's school board voted to pass the district’s facilities plan last Thursday, despite protests from city officials and residents.

1 week ago

Bill Gates smiles
PlanPhilly
Science

Former Southwest Philly refinery site will become home to nuclear life science facility

The company plans to manufacture a rare, radioactive isotope for use in cancer treatment trials starting in 2029.

1 week ago

Listen 1:17
Kathryn Ott Lovell, President and CEO of the Philadelphia Visitor Center Corporation
Community
Billy Penn

Philly officially launches tourism season, ‘welcoming the nation’ as America250 events ramp up

The third annual Philly Opener kicks off what tourism leaders say will be a "once-in-a-generation year of history."

1 week ago

Philadelphia 76ers' Joel Embiid
Community

Joel Embiid is out for Game 2 of the 76ers’ series against the Knicks with ankle and hip injuries

Embiid struggled through a short night in the Knicks' Game 1 victory, scoring 14 points on 3-for-11 shooting in 25 minutes before the starters were benched.

1 week ago

Center City District Philadelphia
Community
Billy Penn

Philly nonprofit spurs popups to give small businesses the spotlight on Market Street

Meantime is a nonprofit that temporarily places local entrepreneurs in vacant retail spaces. Their latest project places six popup businesses along Market Street.

1 week ago

Selby Kiffer posing for a photo in front of a display case.
Arts & Entertainment

Prized private collection of Benjamin Franklin items briefly on display in Philadelphia, before heading to auction

Highlights from the Jay T. Snider collection of Benjamin Franklin are on display at The Library Company of Philadelphia, before heading to auction at Sotheby’s.

2 weeks ago

Listen 1:14
N. American Street in Philly’s Olde Kensington neighborhood
Community
Billy Penn

Kensington’s Nanny Goat Fest celebrates Philly’s Irish heritage and neighborhood’s resilience

The street festival with live music, vendors and food trucks begins after the commemoration of a new historical marker for the Kensington Riots of 1844.

2 weeks ago

Philly has a variety of comedy clubs
Arts & Entertainment
Billy Penn

Your guide to Philly’s comedy scene

Philly is funny – literally. Whether you’re looking for an improv show, comedy classes or the bigger headliners, here’s your guide to Philly’s comedy scene.

2 weeks ago

Studio 2
Politics & Policy

City roundup: school closures, Uber tax, ICE bills

We're diving into the top local news stories impacting Philadelphians.

Air Date: May 5, 2026 1:00 pm

Listen 51:40
Claire Marrazzo Greenwood speaks
Community

The Philly-area economy is ‘sluggish,’ report suggests. A new partnership says family-sustaining wages are key to reversing it

A recent Brookings report found that a lack of economic coordination has led to Philly falling behind other cities and the loss of thousands of jobs.

2 weeks ago

Listen 1:09
Pax Ressler and Jackie Soro
Arts & Entertainment
Billy Penn

The shiny veneer of American Girl dolls wears thin in latest production at Philly’s FringeArts

Pax Ressler and Jackie Soro play both themselves and their American Girl counterparts in “Girl Dolls: The American Musical.”

2 weeks ago

A back alley
PlanPhilly
Urban Planning

Philadelphia launches ‘Alleygators’ program to help residents clear trash and vegetation from alleys

The new program will help residents keep their alleys clear with a once-a-year cleaning by request.

2 weeks ago

Listen 0:57
A therapy session with health care professional taking notes
Health

Up to 90,000 Philadelphians could lose Medicaid next year; experts concerned about effect on mental health services

Health leaders say between 73,000 and 90,000 people could lose Medicaid next year due to new federal work requirements and eligibility paperwork.

2 weeks ago

Listen 1:11
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