/technologies/power-management/b/blog/posts/mit-spinoff-solidenergy-announces-a-new-lithium-metal-battery-that-doesn-t-explodeSolidEnergy’s lithium-metal battery that allegedly holds a longer charge than the Apple iPhone 6 battery (via MIT )Although we’ve heard it before, another company claims to have finally made a functional lithium-ion battery that lasts twice as long. Ten-USTelligent Community 12