Light-emitting diodes are front and center for many of our digital experiences. Every modern phone and tablet you look at uses LEDs in its display. It’s worth knowing how these work. In short, LEDs ...

I’m something of a headlight nerd. In a previous life, I retrofitted HID projector headlamps onto my 2009 Honda Civic Si for better light output. I’m planning a similar project for my beater 2015 VW ...

We live in a world where smartphones last for about 2.5 years, and even the best light bulbs fizzle out unexpectedly when you need them the most. That said, here is one bulb defying the odds, a ...

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the top smart lighting we've ...

LED lightbulbs have slashed the amount of energy we use to light our homes. New data illustrate just how much. Jon covers artificial intelligence. He previously led CNET's home energy and utilities ...

Light switches are as old as Edison, and today there’s a better solution. With a smart bulb, you can turn your lights on or off with a voice command to an iPhone or HomePod. But the real advantage is ...

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 ...