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Climate One is a one-hour weekly public radio program about energy, economy and the environment from Climate One at the Commonwealth Club of California. Each week listeners will get a candid discussion among climate scientists, policy makers, activists and concerned citizens, hosted by Climate One founder Greg Dalton.

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Conceived as a cross between a Sunday newspaper and CBS' Sunday Morning with Charles Kuralt, Weekend Edition Sunday features interviews with newsmakers, artists, scientists, politicians, musicians, writers, theologians and historians.
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Weekend Edition Sunday

Conceived as a cross between a Sunday newspaper and CBS' Sunday Morning with Charles Kuralt, Weekend Edition Sunday features interviews with newsmakers, artists, scientists, politicians, musicians, writers, theologians and historians.

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Health & Science

Vials containing samples of forever chemicals, known as PFAS, sit in a tray
Science

What the EPA’s partial rollback of the ‘forever chemical’ drinking water rule means

PFAS are a group of chemicals that have been around for decades and are incredibly useful in household products, but that resilience also makes them hazardous.

4 months ago

Save Download Preview Hacker using laptop. Hacking the Internet.
The Pulse
Science

Cybercrime and How Hackers Prey on Human Nature

We hear about the virus that ushered in the age of social engineering attacks, the history of cybercrime, and what led one man to become a hacker.

Air Date: May 16, 2025

Listen 54:26
Planned Parenthood at 12th and Locust streets in Center City
Health

Pennsylvania Planned Parenthood advocates warn of clinic closures if organization is dropped from Medicaid program

The federal proposal would block Medicaid reimbursements for preventative health services to nonprofit family planning clinics if they also perform abortions.

4 months ago

Listen 1:01
Governor Josh Shapiro speaks at press conference
Health

Crozer closure: Gov. Josh Shapiro, Delaware County legislators unite behind bills to tackle private equity

Legislation to reel in for-profit health care usually dies in Harrisburg. Shapiro said he hopes with a united Delaware County, bills safeguarding hospitals can reach his desk.

4 months ago

Listen 1:02
FILE - In this photo taken from the window of an American Airlines aircraft, the Air Traffic control tower at Ronald Reagan Washington National Airport is shown, June 7, 2021, in Arlington, Va. (AP Photo/Jenny Kane, File)
Studio 2
Science

Is air traffic out of control?

Newark airport had thousands of delays and cancellations due to air traffic control blackouts. DOT Sec. Sean Duffy says FAA needs major upgrades and efforts to recruit staff.

Air Date: May 15, 2025 12:00 pm

Listen 51:08
Kellogg's Front Loops on a shelf
Health

Legislation banning petroleum additive in school meals headed to Delaware Gov. Matt Meyer

Studies have suggested that Red 40 can cause neurobehavioral problems in some children. But some experts say more research is needed.

4 months ago

Listen 1:00
Travelers check into their flights at Newark Liberty International Airport
Science

Newark airport problems and recent crashes put focus on air traffic controller shortage and aging equipment

The Federal Aviation Administration is working on a short-term fix to the problems at New Jersey’s largest airport that includes technical repairs and cutting flights.

4 months ago

Red hearts emerging from a red envelope. (Bigstock Image)
The Pulse
Science

‘ILOVEYOU’: How a computer science student created one of the first email viruses that spread by preying on human nature

Twenty-five years ago, Onel de Guzman tricked millions of people and cost the world economy billions by unleashing a computer worm disguised as a love letter.

4 months ago

Listen 13:46
A display shows the status of flights at Newark Liberty International Airport
Science

Software update keeps Newark airport radar online but network concerns and flight limits remain

The U.S. transportation secretary said the update prevented a third radar outage over the last two weeks at the New Jersey airport. But flight delays continued Monday evening.

4 months ago

Justin Roncaioli poses for a photograph
Health

Early career researchers at Penn want to form a union, which the university is challenging

Organizers say they want better job security, protections against being fired unfairly and salaries that keep up with the cost of living.

4 months ago

Listen 1:38
Philadelphia skyline over the Delaware River
Health

Philly gets failing grades for air pollution that makes asthma worse

In its annual report, the American Lung Association flunked the city for its levels of ozone and particle pollution. The 2023 wildfires played a role.

4 months ago

Listen 1:09
A control tower is seen at Newark Liberty International Airport
Science

Air traffic controllers briefly lose radar access again at Newark airport

For the second time in two weeks, the radar at the facility in Philadelphia that directs planes in and out of Newark Liberty International Airport went black.

4 months ago

A therapy session with health care professional taking notes
Health

Wedge Recovery Centers will close behavioral health services after 31-year run in Philadelphia

The organization has provided mental health and addiction treatment since 1994. Most services will stop by the end of May.

4 months ago

Listen 1:09
People in the encampments
Health

Philly City Council passes restrictions on mobile van services in Kensington, bill heads to mayor’s desk

The bill dictates when and how mobile van service providers can operate in Kensington as they support people who are homeless and using drugs.

4 months ago

Listen 1:07
A sign for a Rite Aid Pharmacy
Health

What customers can expect as Rite Aid closes or sells all its drugstores

The company runs 1,245 stores in 15 states, according to its website. It has a heavy presence in New York, Pennsylvania and California, which alone has 347 locations.

4 months ago

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