A team of scientists led by Duke University has discovered how to make batteries that are safer, charge more quickly, and have extended lifespans. This breakthrough was achieved with a deeper ...

Long-lasting batteries can have a profound impact on life-saving medical devices and space-based technologies, and a new ...

Put a set of our Best Buy AA disposable batteries in your most power-hungry devices and they'll last more than three hours longer than the worst. For AAA batteries, our Best Buys last an hour and a ...

Primary batteries are made of electrochemical cells whose electrochemical reaction cannot be reversed. Primary batteries exist in different forms ranging from coin cells to AA batteries. They are ...

The following rechargeable batteries are all top-notch and available in AA and AAA models. Keep reading to discover our favorite rechargeable batteries, including affordable bulk packs and ...

If you had asked me a few years ago what I considered to be the weakness of modern smartphones compared to older phones, I'd have said the battery. When you look at phones from before modern ...

Our evaluation included extensive discharge tests to find long-lasting alkaline batteries -- including AA, AAA, C, D and 9-volt options. We also considered the cost per battery for each option to ...

Researchers at the University of Bristol and the UK Atomic Energy Authority (UKAEA) have succeeded in producing the world's first carbon-14 diamond battery. The new type of battery has the ...

Jan. 27, 2025 — Lithium-air batteries have the potential to outstrip conventional lithium-ion batteries by storing significantly more energy at the same weight. However, their high-performance ...

Once a year, the Large Hadron Collider smashes lead ions. But how do scientists get a heavy metal into a particle accelerator ...