Batteries whisper before they fail — and scientists have learned to listen

Before a battery dies, loses power suddenly, or even catches fire, it doesn’t stay completely silent. It makes tiny, faint sounds—like whispers—that reveal what’s happening deep inside. Until now, no one really knew how to decode these sounds or tell the difference between harmless background noise and real warning signs. Researchers at MIT’s Department of […]

The post Batteries whisper before they fail — and scientists have learned to listen appeared first on Knowridge Science Report.