Listen to the session or watch below Sodium-based batteries could be a cheaper, safer alternative to lithium-ion, and the technology is finally making its way into cars—and energy storage arrays on the grid. Sodium-ion batteries are one of MIT Technology Review’s 10 Breakthrough Technologies of 2026 list, and this subscriber-only discussion explains why. Watch a…
Overtone is described as “an early-stage dating service focused on using AI and voice tools to help people connect in a more thoughtful and personal way.”