A simple pinch of salt unlocks a powerful way to revive old, seemingly useless batteries. This technique taps into basic chemistry to recharge cells and extend their life, saving money and reducing ...

Texas engineers have discovered a new phenomenon in modern batteries, one that could be used to improve their life cycles.

The demand outlook is clouded, and Citigroup has lowered its 2025 base metal price forecast. Base metals all declined, with copper futures hitting a one-month low [LME closing on April 3]. The ...