Tesla has started building Model Y battery packs with its in-house 4680 cells again, more than two years after ...

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

Windows 11 has a built-in report that provides insight into your laptop's battery status, including whether it's time for a replacement.

Donut Lab says its all-solid-state battery is already in production, offering better fast charging and energy density than today’s lithium-ion packs.

Why the next-gen solid-state battery everyone talks about isn't in your iPhone yet ...