At more than 318,000 miles, the battery in one Tesla Model S is finally nearing the end of the road—but the car itself isn’t done quite yet. In a viral clip, the owner and creator of The 300K Mile ...

Panasonic, one of Tesla's most important battery cell suppliers, is working on a higher-density Li-ion battery cell that could offer up to a 25% capacity increase. The anode-free battery cells could ...