Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Seems wasteful, doesn't it? If you're like me, every time you pop the batteries out of a remote, gamepad, or flashlight and have to throw them in the trash (or recycle them), there's the faintest ...

For many of us, keeping our smartphones, gadgets, laptops, and even our cars charged up and ready when we need them has become a daily ritual — even if we pick up some bad charging habits along the ...

Many of the electronic devices around your home require batteries, and considering the affordability and performance of rechargeable batteries, there’s not much sense in purchasing disposable options ...

We may receive a commission on purchases made from links. Rechargeable batteries are popular, and for good reason: they are more powerful, economical in the long run, and easier on the environment.

We may receive a commission on purchases made from links. While most smartphones and accessories have largely transitioned to non-removable batteries, there is still a huge demand for disposable ...

The Lithius Cell batteries integrate a USB-C charging port, so recharging works with any regular Type-C cable and does not require a separate charger or dock. Each cell maintains a consistent 1.5V ...