Electric vehicle batteries will all, eventually, reach the end of their lives. When that happens, they should be recycled. But what breakthroughs could make that happen cleanly, efficiently — and close to home? Today, business correspondent Camila Domonoske takes us on a tour of one company trying to crack the EV battery recycling puzzle — to learn what this case study can tell us about the larger battery picture. Plus, why recycling is kind of like wresting with Lego bricks.Read more of Camila's reporting on EV battery recycling.Have a specific science story you want us to dig into? Email us at shortwave@npr.org and we might cover your idea on a future episode!

FORT MEADE, Md. — In one of the more unique public proactive transparency record releases for the National Security Agency (NSA) to date, NSA has released a digital copy of a lecture that then-Capt.