Tesla has spent years promoting its 4680 battery cell as the key to cheaper, longer-range electric vehicles. Yet the company’s own regulatory filings and the underlying science tell a far less ...

A major link in Tesla’s 4680 battery supply chain has just snapped. South Korean battery material supplier L&F Co. announced today that the value of its massive supply deal with Tesla has been slashed ...

Tesla is recalling around 10,500 of its Powerwall 2 home, backup battery systems due to risk of overheating, burns and fires. The U.S. Consumer Product Safety Commission and Tesla said, in a recall ...