/technologies/power-management/b/blog/posts/cornell-s-new-battery-is-3d-self-assembling-and-charges-in-secondsThe 3D battery is a proof of concept but has the potential to change how batteries work. A mockup of the 3D battery architecture with interpenetrating anode, separator, and cathode each about 20 nanometers in size. (Photo via Cornell University)&nbspen-USTelligent Community 12