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Here’s how you can hack together a radio transmitter and receiver out of stuff you have at home—and explore the weirdness of ...

There’s never a bad time to invest in home fire safety, and the best place to start is checking your home’s smoke alarms to ensure they’re working properly. These invaluable devices protect you and ...

It has four search modes and works better in wet conditions than cheaper alternatives.

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 ...

This article was updated with new information in December 2025. Nothing ruins a spirited drive like the sudden strobe of red and blue in the rearview mirror. We've all been there, and it never feels ...

A radar detector can help you evade police who are actively looking for speeders. And thanks to a slew of modern features, the best radar detectors, like our top pick, the Uniden R8, can also improve ...

If you ever thought about becoming a treasure hunter this simple DIY metal detector by [mircemk] may be a nice project to start with. The design is based on an opensource metal detector called Smart ...