Head to the iOS Settings page, then tap Battery: Here you’ll see details of your recent battery usage, together with the apps ...

Reviving dead lithium-ion tool batteries is unsafe, damaged cells can trigger leaks, thermal runaway, fires, or explosions.

Researchers now have a clearer picture of the chemical mechanisms underlying lithium-ion batteries—and it could lead to ...

Conductive concrete isn't brand-new; engineers have been adding carbon fibers or steel shavings to help roads de-ice or block ...

With just four cheap ingredients found in any household, this clever camping hack will help you start a fire in no time and ...

Why your phone charges quickly one day but slowly the next, or why electric cars still take an hour or more to charge, is a ...