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 … Read more

Tiny Chips, Giant Stakes

Microchips are the most important driver of technological progress in the modern world, and governments are fighting over who gets to make them. Right now, most cutting-edge chips are made in Taiwan, a country that China claims as part of its territory. The U.S. government is fighting to keep semiconductor technology out of China, and … Read more

Problems Solved: Drones, Bananas and Real Estate*

It’s our first anniversary and—almost 50 episodes in—Jacob Goldstein checks in with three past guests. Drone delivery guy Keenan Wyrobek thinks he has solved a big problem holding back commercial drone delivery in America. Fruit-ripening maven Katherine Sizov is figuring out bananas. And Glenn Kelman of Redfin has some deep insights from a tough year in … Read more

Faster, Cheaper Drugs with AI

Alice Zhang is the co-founder and CEO of Verge Genomics. Alice’s problem is this: How do you use artificial intelligence to drive down the price of developing new drugs? The company is using AI to find new disease mechanisms to target, and to speed up drug development. If using AI can help experimental drugs succeed … Read more

Creating the Uncrashable Car

When Austin Russell was 17 years old, he founded Luminar Technologies to work on a remote sensing technology called Lidar.  Today, Austin is one of the world’s youngest self-made billionaires, and Luminar may be on the verge of solving Austin’s problem: How do you make Lidar cheap enough and good enough to use in millions … Read more