With football fever reaching its peak, DHK DUDE from youtube built this pocket-sized, real-time World Cup score gadget for his desk. Powered by a Wemos D1 Mini microcontroller, this custom IoT gadget ...

I didn't expect to love it, and it has a learning curve, but the possibilities are endless.

Kristen Fischer has written for numerous health publications, hospitals, and medical companies, and is a member of the Association of Health Care Journalists. Nick Blackmer is a librarian, ...

The ESP32 keeps finding new jobs in my house.

Join PLACITECH creator Alessandro Placitelli for EEI #61 on 29 July to discuss larger builds, prototyping lessons, 3D ...

When working on a recent Design Idea for an adjustable filter, I wanted to use an electrical noise source to generate an FFT spectrum graph on my oscilloscope. To set up the test, I reached for my ...

Our team designed and built a fully functional prototype from the ground up. We handled the firmware, the PCB layout, the 3D ...

Split-flap displays are a great, low-power way to display text to a wide audience. Compared to other display technologies like LCDs they only use energy when the characters change, but have fallen out ...

The top smart displays we've tested can serve as an advanced alarm clock, a helpful kitchen companion, or a convenient desk-side dashboard. I’m PCMag’s home theater and AR/VR expert, and your go-to ...

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The focus-enhancing device is still priced at $249, but the first 3,000 units will be discounted to $199. The focus-enhancing device is still priced at $249, but the first 3,000 units will be ...

The top smart displays we've tested can serve as an advanced alarm clock, a helpful kitchen companion, or a convenient desk-side dashboard. PCMag.com is a leading authority on technology, delivering ...