Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...

The Adventure Game Aptitude Test is the first of its kind, and the initial results are incredible. Only two people beat a three hour game without help ...

It’s the most important number you should consider when shopping.

Did the Bluetti Pioneer Na keep working in the freezing cold when most batteries would give up? I tested it to find out.

Rechargeable batteries are everywhere—from portable electronic devices and electric vehicles to renewable energy storage.

Where to find the locked door for the Maintenance Pump key in Marathon and how to get the key if you've found the door first.

A battery’s internal life is a stubborn mystery: it functions perfectly until, without warning, ...

Everyone is probably familiar with the concept of battery-powered devices, but generally, this involves a laptop with a beefy ...

VTT's second independent test shows Donut Lab's solid-state cell delivered 110% capacity at 80°C and survived 100°C discharge, but key claims remain unproven.

The system in question was modest by desktop standards: an entry-level Intel processor, two sticks of RAM, and a 2.5-inch SATA SSD running Windows 10. The ...

Lithium-ion batteries are ubiquitous in consumer electronics such as cellphones and in electric vehicles, but the surrounding ...

Donut Lab released the results of the second independent test showing that its solid-state battery can handle extreme heat without affecting its performance ...