Why do humans usually have five fingers on each hand? And what if one day, we could grow a new finger if we lost one?
In this episode, a question from six-year-old listener Ayla sends us on a journey from tiny developing embryos to one of the most amazing animals on Earth: the axolotl.
We talk with Dr. Jessica Whited, a Harvard-based biologist who studies ... Show More
May 2023
What Do You Believe? Question It. | The Show
In disruptive times like these, it can be useful to expand your mind with radical new ideas, especially when they challenge your own assumptions. We need to remember that discomfort can be the first step in genuine learning, but only if we’re open to it.
Today’s guest, Malcolm Co ... Show More
1h 52m
Apr 2025
Do you know about semiconductors? ⚡💻
Semiconductors might be tiny, but they do BIG things! In this episode of Sleep Tight Science, we explore what semiconductors are, how they’re made, and why they’re so important in everything from smartphones and laptops to space rockets and self-driving cars. This episode is perf ... Show More
25m 33s
Feb 2022
WeWow Day 5: Let's Meet Inventor, Lewis Latimer
Mindy and Guy Raz are back on the road in the Wowmobile! Today, they're learning about Lewis Latimer, a Black inventor behind some of the greatest inventions of his time, while listening to one of their favorite podcasts, "Who, When, Wow!" And don't forget to stock up your invent ... Show More
30 m
Apr 2022
How to Build a Solar-Powered Website
Like most modern publications, Low-tech Magazine has a website. But when you scroll through theirs, you’ll notice an icon in the corner: the weather forecast in Barcelona. That’s because Kris Decker, the creator of Low-tech Magazine, powers the site off a solar panel on his balco ... Show More
35m 25s