Tesla Motors announced a breakthrough on Tuesday that was the stuff of energy nerds: a new battery pack for its performance cars that packed more energy into it. The not-so-geeky result of that new ...

The new Tesla (TSLA) battery pack is unlikely to boost sales much, when existing drivers are being charged $20,000 for the upgrade, a Kelley Blue Book expert told CNBC. Tesla announced new versions of ...

There are a lot of questions surrounding the cost of EV battery replacements, and here's how much it costs to replace a Tesla ...

The owner of a 470,000-mile Tesla Model S swapped an upgraded battery into his EV. The bigger pack increased the usable driving range by 50%, making the 10-year-old EV a much more usable car.

Tesla Motors Inc.'s innovative in-home battery pack is being brought to Canada by Annette Verschuren, the former Home Depot Canada boss who now runs an energy storage company. The Tesla Powerwall ...

A Tesla's performance and longevity hinge on the health of its battery, and making the right choice can save you from costly repairs down the line.

Tesla Inc. is recalling nearly 13,000 recently built electric vehicles due to a battery defect that could cause power loss while driving. The issue stems from faulty battery pack connections that may ...