VTT testing says Donut Lab’s “solid-state” battery likely matches lithium-ion; energy density measured at 298 Wh/kg, claims look overstated ...

Rechargeable batteries are, among other things, one of the most crucial tools that you'll want to add to your earthquake emergency kit. When the grid is down, these devices can efficiently power ...

A popular DIY "freezer trick" promises to revive dead power tool batteries. Before you try it, here's what experts say actually happens inside the pack.

Here’s all you need to know about the magic that happens inside your EV battery and how it impacts range, charging and performance. There’s no one-size-fits-all solution when it comes to batteries, ...