Cooper Katz McKim, a producer from The Indicator at Planet Money, dives into the captivating world of battery technology and its crucial role in renewable energy. He discusses how grid-scale batteries are essential for managing energy supply, making renewables accessible around the clock. McKim highlights innovations in lithium-ion and sodium ion batteries, and the impact of electric vehicles on energy storage solutions. The conversation reveals how advancements in battery technology could reshape our energy landscape and economy.