First, there was the Powerwall, the wall-mounted battery from Tesla Motors designed to store electricity generated by solar panels and help consumers escape the grid. Sensing the start of a trend, ...

Electric cars are becoming more common, and so is a second use for their battery packs. Tesla has made the biggest splash in the energy storage business with its Powerwall and Powerpack stationary ...

One of the big concerns for makers of EVs around the world is what to do with the batteries inside the EV when they are no longer fit for vehicular use. Batteries that have lost too much of their ...

Electric vehicle manufacturers are eager to give their cars another selling point by using them to put electricity back into the home and grid, not just pull it out. Tesla has the Powerwall and Nissan ...

When your BMW i3's battery finally conks out, you can use it at home as an energy storage system. SEE ALSO: Porsche employee calls Tesla's Ludicrous mode a 'facade,' report says Electric vehicles' ...

At EV29 in Montreal today, BMW announced a stationary battery storage system not unlike the Tesla Powerwall that can expand with older BMW i3 22 kWh or 33kWh batteries as they become available to ...

BMW celebrated today the production of its 100,000th i3 electric car at the Leipzig plant in Germany today. While that’s a cool milestone, that wasn’t the coolest thing happening at the Leipzig plant ...