Sound Waves Could Help Keep High-Tech Batteries Going And Going And Going

Rechargeable batteries like the ones in our smartphones typically last a few years, but a new project out of Australia could lead to batteries that last nearly a decade. And that's thanks in part to sound waves. Plus: February is Black History Month, and few people spent as much time collecting artifacts from Black history as Elizabeth Meaders. Australian tech could triple phone battery life and solve e-waste crisis (The New Daily) Why a Schoolteacher Spent 70 Years Collecting Thousands of Black History Artifacts (Smithsonian) We're all charged up thanks to the support of our Patreon backers