When I wrote about a DIY ESP32-S3 internet radio last week, "raspbeguy" commented he'd rather choose an ESP32-based DIY DAB+ ...

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

QR codes are so familiar and widespread, we tend to trust them without question. That’s exactly what scammers rely on.

Researchers have developed a cutting-edge technique that uses RNA “barcodes” to map how neurons connect, capturing thousands ...

A longtime consulting engineer who now works for the federal government saw our discussion of mnemonics for remembering the resistor color code. He shares one he learned in college. It goes “Budweiser ...

If you’re going to be flying around a FPV-capable aircraft, be it a quadcopter or a fixed-wing plane, you shouldn’t be surprised if bystanders want to take a turn wearing your googles. Of course we ...

No more forgotten ingredients or last-minute shopping trips—this upcoming refrigerator from GE lets you scan items as you finish them to automatically update your grocery list. I’m PCMag’s senior ...

Smart fridges are a dime a dozen at CES, and LG and Samsung have thoroughly explored what's possible when you connect your fridge to the internet or slap a touchscreen on the front. The new GE Profile ...

The new GE Profile smart refrigerator has a built-in barcode scanner and internal crisper cameras to make it easier to keep track of groceries. The appliance will be shown for the first time at CES ...

GE Profile has launched a brand-new smart fridge at CES 2026, sporting one unique feature we've never seen before. It could forever change the way you shop for groceries and manage other household ...

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