Microsoft says Windows 11 users can now start a conversation with the AI-powered Copilot digital assistant by saying the "Hey Copilot" wake word.

However, as smoke alarm companies discovered, temperature plays a big role in how batteries perform. Hotter temps create less electrical resistance and amp up battery activity, while colder temps do ...

No one tells you what those different beeps or on-off lights on your smoke detector mean. Here's what you need to know.

If your computer keeps waking up from sleep mode, there may be a few settings you can tweak to fix the problem. Here's how to ...