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

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 ...

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

The BPM Vision doesn't actually work with Withings' Cardio Check-Up—you need an ECG-enabled Withings tracker, like the ...

I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

The Aktiia Hilo Blood Pressure Monitor is the first cuffless monitor to be cleared by the FDA. It’s discreet, highly accurate, and simple to use ...

A fictional AI scenario from Citrini Research moved markets in hours. What your reaction revealed about your thinking — and what to do differently next time.

It looks like a cute little dolphin-themed toy, but the Flipper Zero is a surprisingly powerful learning tool for hacking. Here's how I mastered mine—and how you can, too.

Learn to balance a general ledger by ensuring debits match credits, crucial for accurate financial records. Discover key steps to manage your accounts efficiently.