
What's Your Problem?
Every week on What's Your Problem?, former Planet Money host Jacob Goldstein talks with entrepreneurs and engineers tackling the biggest challenges at the forefront of technology. How do you make a trip to space as routine as a plane flight? How do you turn solar energy into clean fuel? How do you use AI to stop deadly infections before they spread? We hear a lot these days about how the world is getting worse. What's Your Problem? learns from the thinkers and doers trying to make our future better.
iHeartMedia is the exclusive podcast partner of Pushkin Industries.
Latest episodes

Jun 22, 2023 • 30min
Making Immigration Cheaper & Easier
Xiao Wang is the founder of a company called Boundless. Xiao’s problem is this: How do you make it cheaper and easier for people to navigate the U.S. immigration system? Xiao moved to the U.S. from China when he was three years-old. For many years, he took for granted that immigration was slow, complicated, and expensive to navigate. With Boundless, he’s built a platform to help people who try to figure out that system every year.See omnystudio.com/listener for privacy information.

Jun 15, 2023 • 23min
The Wind Power Pioneer Still Pushing the Frontier
Henrik Stiesdal got his start in wind power back in the 70s. The price of oil had gone way up, and he wanted to help his parents figure out a cheaper source of electricity for their farm. He went on to help create the modern wind industry. Five decades later, he’s still pushing the frontier.See omnystudio.com/listener for privacy information.

12 snips
Jun 8, 2023 • 32min
The Mystery at the Heart of ChatGPT
One of the most amazing things about ChatGPT and other, similar AI models: Nobody really understands what they can do. Not even the people who build them. On today’s show, we talk with Sam Bowman about some of the mysteries at the heart of so-called large language models. Sam is on the faculty at NYU, he runs a research group at the AI company Anthropic and he is the author of the illuminating paper Eight Things to Know About Large Language Models.See omnystudio.com/listener for privacy information.

Jun 1, 2023 • 26min
Scrubbing Carbon from the Air
Dan Friedmann is the CEO of Carbon Engineering. The company is at the frontier of a new industry, direct air capture. They just broke ground on a big plant in Texas that will pull carbon dioxide out of the air. Dan’s problem is this: how do you bring the price of direct air capture way down? And how do you convince companies and governments to pay for scrubbing carbon out of the air?See omnystudio.com/listener for privacy information.

May 25, 2023 • 28min
Building a Plane to Help Save the World
Does flying have to be bad for the environment? Val Miftakhov, the founder and CEO of ZeroAvia, doesn’t think so. His company built a plane that’s powered by hydrogen fuel, which produces zero carbon emissions. It had a successful test flight earlier this year and Miftakhov hopes it will be ready for commercial use by 2025. See omnystudio.com/listener for privacy information.

6 snips
May 18, 2023 • 32min
The AI that Might Take My Job (And Yours)
Andrew Mason is the founder and CEO of Descript. Descript's software has made editing audio and video much simpler. The company recently received a large investment from OpenAI, the company behind ChatGPT. It's a sign that Descript is moving toward using generative AI to generate words and pictures. What will that mean for the people who currently do that work?See omnystudio.com/listener for privacy information.

May 11, 2023 • 25min
The Hottest Thing In Energy Storage
Andrew Ponec is co-founder and CEO of the energy storage company Antora Energy. Andrew's problem is this: How can you store renewable energy in a way that is cheap enough and reliable enough for industrial use? He thinks the solution may be storing that energy as heat, in big blocks of graphite.See omnystudio.com/listener for privacy information.

May 4, 2023 • 25min
Using Bacteria to Dye Jeans
Tammy Hsu and Michelle Zhu are the cofounders of Huue. Their problem is this: how do you get bacteria to produce indigo dye? And how do you do it cheaply and reliably enough to replace the toxic petrochemical process that's currently used to dye billions of pairs of jeans a year? They're working with denim brands to commercialize their bacteria-produced dye. See omnystudio.com/listener for privacy information.

Apr 27, 2023 • 28min
The Quest for the Factory-Built House
Today's show is about a problem people have been trying to solve for a hundred years: how can we mass produce houses, like we do cars? Listen for a house that looks like a UFO, a giant mobile home boom, and a visit to a 21st-century construction site where workers are putting up a factory-built house. This episode's a co-production with our friends at Planet Money, and a follow-up to last week's interview with the founder of Cover.See omnystudio.com/listener for privacy information.

Apr 20, 2023 • 31min
Building Houses Like Tesla Builds Cars
Alexis Rivas is the co-founder and CEO of Cover. His problem is: How do you build houses in a factory, the way you build cars? And how do you do it so they're cheaper and better than a traditionally built house? Cover is following the Tesla model: starting with a high-end product but aiming for the mass market. "Nail it and scale it," he says.See omnystudio.com/listener for privacy information.