Steve W. Martin

Steve W. Martin

Total 1 Post
Professor of Materials Science and Engineering, Iowa State University.

Why does my phone battery die so fast?

Why do batteries die? And, why can they only be recharged so many times before they won’t hold a useful amount of charge? My young son asked me about that years ago when his battery-powered toy car stopped moving, wondering about what he called an “everlasting battery.” And this