MOSS LANDING — PG&E’s battery energy storage system saw an operational failure during testing, prompting a delay in its ...

No million-mile battery, but Tesla did announce a new form of in-house battery tech, Tesla Silicon, a $25,000 EV and the 520+ mile, 200mph Model S Plaid ...

To put things into perspective, Tesla’s Li-Ion battery offers an energy density of 260 Wh/kg and is considered one of the best in the industry.

Instead of throwing out the silicon, Tesla said it is working with a new treatment method that can take cheap, metallurgical-grade silicon and incorporate that into its new battery designs.

Tesla is teasing some sort of nanotechnology in a new Battery Day announcement ahead of the presentation next month. The automaker’s Battery Day and Shareholders Meeting have been pushed several ...

At Battery Day, Tesla said that it designed a new silicon that is going to be much cheaper than current solutions for the anode of the 4680 cell.

Tesla plans a larger cell that includes fundamental changes to both the anode and cathode. Like other battery manufacturers, Tesla is keen to use silicon in its anodes because the metal can store ...

However the new cells—conspicuously absent in physical form as they were at Battery Day—are positioned to be a game-changer. Tesla sums that they could result in a 54% boost to energy density ...

Tesla, on the other hand, held its much-anticipated "battery day" Tuesday, during which it announced a new cell design and forthcoming $25,000 electric car. Let's jump in.

To support Tesla’s operations in China, it lined up a new battery supply agreement with CATL, a manufacturer of LFP cells. Earlier this year, it got government approval to produce Model 3s in ...

Tesla Inc. says its production plan for its new electric Semi heavy-duty truck remains in a low gear because the special battery cells the big rig needs are in short supply. The Silicon Valley car ...

The Elon Musk backlash has hammered Tesla sales. How are fans of the company holding up? I went to find out.