Here's How To Tell If A CR2032 Battery Is Bad

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

What happens when you try to power a desktop PC with 56 AA batteries?

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 ...
Hackaday

Back To Basics: Hacking On Key Matrixes

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...
Nature

Cancer blood tests are everywhere. Do they really work?

Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or delivering the wrong diagnosis.
The New York Times

How to Use Your Dishwasher Better

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Andrea Barnes Andrea Barnes is a writer covering large cleaning appliances.
Scientific American

These cancers were beyond treatment—but might not be anymore

In the long and often dispiriting quest to cure cancer, the 1998 approval of the drug Herceptin was a tremendously hopeful moment. This drug for breast cancer was the first to use a tumor-specific ...