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 ...

I set up an automation sound for when my iPhone finishes charging and it ended up being more useful than I expected.

If you don't like waking up to a jarringly loud alarm, the sleep schedule feature hidden in your iPhone promises a more ...

YOUR iPhone isn’t just for making calls and watching funny cat videos – it can also save your life. The gadget is packed with ...

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