In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

TUCSON, Ariz. — A forensic tent that briefly covered the front porch of Nancy Guthrie’s home, where blood was previously found, has now been removed, but new questions are emerging about the high-tech ...

We may receive a commission on purchases made from links. To be considered a must-have DIY gadget, the item should be useful for projects in a variety of situations or essential to the safe completion ...

Learn how Vehicle‑to‑Home V2H charging and V2H bidirectional charging let drivers use an EV as home UPS for reliable EV battery home backup in 2026. Pixabay, AKrebs60 Vehicle‑to‑Home V2H charging is ...

Most people get security cameras for, well, security. They hope the devices will deter criminals, or at least catch bad guys in the act. But fundamental privacy questions, like what happens to the ...

Romance scammers are increasingly convincing Americans to take out lines of credit against their own houses — or stealing their homeowners’ personal information and taking out those loans directly, ...

Smart home devices in 2026 have evolved with AI and Matter compatibility, making ecosystem integration seamless across Apple Home, Alexa, and Google. IoT home devices now handle complex automations, ...

Whether you're a tech junkie or a casual user who's seen every era of computing, you likely have plenty of old tech ephemera in your home. Maybe it's a desk drawer or closet (or even a tote) filled ...

These devices are scams at best and come packed with malware at worst. Here's how to spot them and why you should never buy. Tyler Lacoma Editor / Home Security and Smart Home Tyler has worked on, ...