Researchers charge ahead to develop better batteries

Batteries die at the most inconvenient times. Cellphones go dark during important conversations because a battery hasn't been recharged. Or the automotive industry revs up with excitement for a new battery-powered vehicle, but it needs frequent recharging. Or yardwork is delayed because the battery for your string trimmer is dead.
Read more: https://phys.org/news/2018-03-batteries.html?source=Snapzu