PODCAST

The Source

The Source is a daily, one-hour call-in talk program that gives listeners in San Antonio the opportunity to call and connect with our in-studio guests and city-wide audience.The Source seeks to give life, context and breadth to the events and issues affecting San Antonio by bringing newsmakers and experts to the public, and highlighting the people being affected by the news of the day.The show is hosted by veteran journalist David Martin Davies.Tune in to The Source for insightful discussion and

government

All Episodes

The science behind Coke switching to cane sugar

The Source ·

2025/07/22

In the United States, Coca-Cola is typically sweetened with high fructose corn syrup. However, Coca-Cola is introducing a new line of its namesake cola in the U.S. that will be sweetened with cane sugar. This new line is not replacing the existing high fructose corn syrup version but rather offered as an additional option. What does science tell us about the health risks of high fructose corn syrup?

The making of a scandal: Jeffrey Epstein, Donald...

The Source ·

2025/07/22

Jeffrey Epstein was a wealthy financier and convicted sex offender who operated a vast network of sexual abuse and trafficking of underage girls. He died in jail under suspicious circumstances. Controversy surrounding former President Donald Trump includes his past friendship and social ties with Epstein. Now the Republican-controlled Congress is blocking the release of records in the Epstein investigation.

50:24

The Texas homeowners insurance crisis

The Source ·

2025/07/21

Texas is experiencing a home insurance crisis. This has led to skyrocketing insurance premiums, making homeownership increasingly unaffordable for many Texans. This is due to increased frequency and severity of extreme weather events, rising costs of materials and labor, and the impact of inflation. Some insurers are leaving Texas leaving more homeowners exposed to risk.

50:33

Trump's 'Big Beautiful Bill' could mean bigger...

The Source ·

2025/07/20

A report from the Texas Reliability Entity shows that the ERCOT grid is increasingly reliable. And that’s mostly because of solar and battery storage additions to the state’s energy portfolio. That directly contradicts President Trump’s Department of Energy. Also, at the summer heat comes back, ERCOT expects to approach record peak demand this week. And the state’s booming solar and storage will keep the power on—just as GOP politics takes aim at renewables.

VIA focuses on improving service with frequency and...

The Source ·

2025/07/16

Via metropolitan transit is moving on the development of mass transportation. There are the Green and Silver advanced rapid transit lines. The Better Bus Plan looks to boost frequency on key routes. What is Transit Oriented Development (TOD)? What is the long-term vision for VIA?

Climate change and the Guadalupe River flash flood

The Source ·

2025/07/15

The July 4th flash flood that hit Kerr County and community along the upper Guadalupe River is one of the worst natural disasters to hit modern Texas. The sudden downpour of so much rain prompts the question—Did Climate Change play a role? Author and climate scientist Kate Marvel takes a look.

Send in the drones: A new era of warfare

The Source ·

2025/07/15

The nature of war has changed. Ukraine has developed new technologies and strategies in fighting off the invasion of Russia using low cost drones. They are making tanks and heavy artillery almost obsolete, while being able to launch pin-point attacks deep inside of Russia. How capable are drones? Is the United States learning how to use and defend against these new tech weapons?

49:38

The people deficit—What happens when depopulation...

The Source ·

2025/07/14

Around the world many nations are facing a full-blown depopulation crisis. In the U.S. birth rates have steadily declined and the U.S. fertility rate is now well below replacement level. Some parts of the country are already experiencing population loss, aging demographics, and labor shortages. What needs to happen to change the population decline before it’s too late?

50:43

FRONTLINE: Trump and the rule of law

The Source ·

2025/07/13

What is happening to the American bedrock idea of the rule of law under a president who isn’t confined by the law? PBS’s FRONTLINE takes a look at President Trump’s second term and goes inside the high-stakes showdown between Trump and the courts over presidential power. How is Trump testing the extent of his power—and can the limits hold?

25:19

Fitbit or Fit-snitch: The Promise and Pitfalls of...

The Source ·

2025/07/10

Health Secretary Robert F. Kennedy Jr. says he wants all Americans wearing wearable health monitoring technology within the next four years. Wearable devices like smartwatches and fitness trackers surveil health metrics like heart rate, blood pressure and glucose levels. How helpful is that info and how private is it?

Turning your yard into an ecosystem

The Source ·

2025/07/08

Many gardeners are mindful of the environmental impact of their green thumb hobby. But there are many plantings that are beautiful, viable, and functional. Many are edible, therapeutic, medicinal, and attractive to pollinators. We’re going to hear about Plants with Purpose – and how to grow them.