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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