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You can salvage lithium 18650 cells from all sorts of modern ... Or if you’re a bit more adventurous, you can build this “Battery Health Monitor” designed by [DIY GUY Chris].

Whether you’re a Green Card holder, an H-1B tech whiz, or an F-1 student, coming back into the country isn’t as simple as flashing your docs anymore. Enhanced checks at ports of entry are now ...

The researchers produced a prototype betavoltaic battery with carbon-14, an unstable and radioactive form of carbon, called radiocarbon. "I decided to use a radioactive isotope of carbon because ...

In the world of batteries, duration is king. Whether nestled in the smallest wearable or providing back-up power for the electric grid, a battery that provides reliable energy for longer will ...