Finnish startup Donut Lab claims to have solved solid-state battery technology and plans production for later this year, though experts remain skeptical given the historical challenges with commercializing this 'holy grail' battery technology. Solid-state batteries promise higher density, faster charging, and improved durability compared to current lithium-ion batteries. If successfully commercialized, this could revolutionize electric vehicles and energy storage.
Background
Solid-state batteries have been pursued for decades as a superior alternative to lithium-ion batteries, offering higher energy density, faster charging, and improved safety by replacing liquid electrolytes with solid materials.
- Source
- The Verge
- Published
- Apr 11, 2026 at 07:00 PM
- Score
- 7.0 / 10