Potassium-Driven Rechargeable Batteries (VIDEO) Tokyo University of Science This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Scientists from Tokyo University of Science, Japan, analyze the workings of potassium-driven rechargeable batteries, which are promising owing to their better performance and low cost. In a world driven by rechargeable batteries, this study takes a huge step towards a sustainable future. Credit Tokyo University of Science Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.