Replacing or upgrading the battery in an older EV can easily end up costing more than the car is worth ...

The battery packs of electric vehicles are quite resilient; the lithium-ion type used in most modern EVs can last at least a ...

The battery in the pre-facelift Tesla Model S can be upgraded to a larger capacity. One owner swapped a 100 kWh pack in his 10-year-old EV that had a 70 kWh battery originally. A used Tesla Model S ...

As its car sales stall, Tesla (TSLA) is expanding its growing energy storage business. At an event in Nevada Monday night, Tesla announced two new products, a Megapack 3 battery pack and a Megablock ...

Electric cars have soared in popularity in the wake of high gasoline prices. While improvements in vehicle battery technology ...

The long promised leap from conventional lithium ion cells to solid state batteries has finally arrived in a production ...