Upgrade your classic Lionel LLC postwar trains with wireless Bluetooth control using Arduino LLC. This project blends vintage rail nostalgia with modern technology, showing how to control your trains ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

Forget keys! The top smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when. I'm PCMag's managing editor for consumer ...

Alexa Plus has introduced AI-powered features that go beyond basic tasks like timers and music. Even if you prefer standard commands, the assistant has many capabilities on Echo speakers and phones ...

The use of automatic license plate readers has exploded across the country in recent years. The cameras on roads and freeways that take images of the back of passing cars are popular with police for ...