SolidEnergy Systems: A New Lithium-Metal Battery Takes Flight in Drones

Startup SolidEnergy Systems raised new funding to commercialize its energy-dense battery. A Massachusetts-based startup says it's doing something that no other company has been able to pull off: selling lithium-metal batteries commercially. And they're appearing first in drones. SolidEnergy Systems, a spin-out from MIT, has developed a battery that it says has double the energy [...]