Haley Zaremba Haley Zaremba is a writer and journalist based in Mexico City. She has extensive experience writing and editing environmental features, travel pieces, local news in the… More Info Premium Content By Haley Zaremba – Oct 25, 2025, 12:00 PM CDT Scientists discovered that keeping water in sodium vanadate hydrate doubles a sodium battery’s charge capacity and stability. The same technology can also remove salt from seawater, creating potential for dual-use energy and desalina...