These are some great DIY projects that you can do for cheap.

Forewarned is forearmed.

Compared to the Arduino Uno of old, modern microcontrollers are absolutely tiny — especially for the amount of processing power and I/O you get. But if you need something really small, like ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

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

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Broadband thermal radiation inevitably limits the performance of room-temperature infrared detectors. Here, the authors demonstrate an in-sensor background-offset cancellation mechanism enabled by ...

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We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...