Tesla Introduces New 4680 Battery Cell, Claims 54 Percent Overall Range Boost

One of the biggest reveals - or at least the one that kickstarted all the rest - was Tesla's all-new in-house battery cell dubbed 4680. As we've come to know, those apparently random numbers tend to refer to the actual cell size, and Tesla's product makes no exception. Yes, this thing is massive. With 41 millimeters in diameter (1.6 inches) and 80 mm in length (3.15 inches), it's significantly larger than the current 2...