Justin Kolbeck is the co-founder and CEO of Wildtype, a company making seafood without killing fish.

Their first product is cultivated salmon, which is made from real salmon cells that are grown in a stainless steel vat.

Justin's problem is this: How to sell no-kill, vat-grown salmon for the same price, or better, as wild-caught salmon? On today’s show, Justin explains how Wildtype will scale, what’s going on across the cultivated and plant-based meat industries, and how new state bans on cultivated foods are shaping the future of his business.

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 Ed Conway is an economics journalist and author of the book “Material World: The Six Raw Materials that Shape Modern Civilization.”

On today’s show, Ed reveals how three of those often-overlooked materials—iron, copper, and sand—shaped human advancement from the Renaissance to the Industrial Revolution to the digital age. And he talks about what they mean for our future.

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Shashank Samala is the CEO and co-founder of Heirloom, a carbon capture start-up.

His problem is this: Can you use crushed up rocks to permanently suck carbon out of the atmosphere? And can you do it cheaply enough to have a global impact?

On today’s show, Shashank explains why he believes rocks could be the backbone of carbon capture, how his childhood in India shaped his outlook on climate change, and how government policy is shaping today’s direct air capture industry.

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Today we're sharing an episode from another Pushkin podcast, Smart Talks with IBM. Scuderia Ferrari and IBM are redefining fan engagement with AI-driven insights, and cutting-edge digital tools. Learn how IBM is helping Scuderia Ferrari deepen connections with its almost 400 million fans worldwide, driving innovation and community in the digital age.

This is a paid advertisement from IBM. The conversations on this podcast don't necessarily represent IBM's positions, strategies or opinions.

Visit us at https://www.ibm.com/think/podcasts/smart-talks

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Aaron Parness is a director of applied science at Amazon Robotics.

His problem is this: How do you build a robot that can put stuff on shelves.

Today on the show, Aaron explains why this is a surprisingly hard problem – and why the solution Aaron’s team came up with may ultimately have uses beyond the warehouse.

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In many places on Earth, there’s steam just below the surface. We don’t know where those places are — but if we could figure it out, we could unlock a lot of clean energy.

Carl Hoiland is the co-founder and CEO of Zanskar, a geothermal energy company.

On today’s show, Carl makes the case for geothermal in the energy transition and explains how the company is developing new ways to identify exactly where to dig a geothermal well.

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 Dr. Stephen Waxman is a professor of neurology, neuroscience and pharmacology at Yale. His research on pain helped pave the way for a newly approved, non-addictive pain drug called suzetrigine.

On today’s show, he explains why he thinks suzetrigine is a promising step, but why much more work is needed to develop better pain drugs. He also gets into his work on ion channels—critical to unlocking the pain puzzle— and a rare condition known as Man on Fire syndrome.

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 Philipp Kandal is the chief product officer of Grab, an app that serves several countries across Southeast Asia. Two of Grab’s main businesses are delivery and mobility – like a combination between Instacart and Uber. And maps are at the core of its business.

On today’s show, Philipp talks about improving online maps for places like Southeast Asia, where streets are often winding, narrow, and harder to access than those in the US and other developed countries.

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