The ESP32 keeps finding new jobs in my house.

What do you get when you take 8,192 CH570 MCUs, put them on custom PCBs, and write firmware for this interconnected gaggle of cores? In the case of [bitluni]’s project, you get something that’s ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Megan Wollerton Our pick for simple control, the RCA Smart Wi-Fi A19 LED Bulb, ...

CCFL backlights are the most common backlight technology and are used in displays ranging from 5.7 to 23 in. or more diagonal. They can have from one to 24 or more lamps mounted along the edge of the ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas (with or without help from the Copilot AI assistant) and ...

Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse financial management experience. He is an expert on personal finance, corporate finance ...