It may not be wise to put money into battery development when your product is becoming an embarrassment on used car lots, but Tesla has no choice. Bereft of its battery supplier and losing stock value ...

QuantumScape thinks it solved the biggest problems with its anode-free lithium metal battery that will most likely debut on a ...

It's unclear whether the upgraded cells will also feature higher density thanks to using a silicon anode, as Tesla said during Battery Day. Tesla's failure to reach production with the DBE process ...

Silicon anodes are further ahead in development and commercialization than solid-state batteries. Battery makers are aiming to increase silicon content to boost driving range and reduce charging ...

Long anticipated and already once-delayed, Tesla battery day is next week, Sept. 22. Look for Elon Musk to use some of the following battery-day terms as he charts out the future of Tesla’s ...

It’s the reason Tesla shares are up 400% this year. Elon Musk, chief executive officer, knows what is at stake. He tried Monday in a Tweet to tamp down enthusiasm for Battery Day. Musk wants ...