A massive $2.9 billion deal around the Cybertruck's 4680 battery implodes as a supplier posts an incredible 99% write-down ...

A major link in Tesla’s 4680 battery supply chain has just snapped. South Korean battery material supplier L&F Co.

LG Energy Solution is facing a crisis as Tesla announced it would no longer buy its 4680 battery cells. The Korean battery maker has been among the first to start developing 4680 cells after Tesla's ...

Sept 15 (Reuters) - Tesla Inc's (TSLA.O), opens new tab stock was set for a fifth consecutive session of gains as anticipation heats up for its "Battery Day" event next week, recouping some of its ...

Tesla has initiated a nationwide recall of thousands of its $8,000 home batteries following reports of failures that pose a serious risk of fire, burns and potentially death. The recall affects ...

EV batteries rarely fail, but when they do it doesn't have to kill the car. This new video shows that not only can it be cost-effective to replace a battery, but in some cars you can actually upgrade ...