Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

Wireless earbuds have more features than ever, but that comes at a cost: power. Here's how to maximize your battery life.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Solidion Technology's silicon-rich anode improves the safety and performance of lithium-ion batteries while also being highly ...

Cells may generate their own electrical signals through microscopic membrane motions. Researchers show that active molecular ...