And for people who suffer from migraines, I believe for some it's bright light which causes migraines (I've fortunately never had migraines - but my sister does frequently, and it looks like it sucks ...

Not every setting on your iPhone is helpful all the time. Auto-brightness is intended to make it easier to see your screen, even if the light around you shifts. Sensors adjust the brightness reading ...

So, you've been binge-watching your favorite TV series on your iPhone all afternoon when out of nowhere, your screen starts dimming on you. No biggie — you probably just have auto-brightness on.

I'm tired of standing in dark closets flipping lights on and off to figure out how this works. I'm using an iPad 3, with no case obscuring the light sensor, iOS 6, with auto-brightness turned on. From ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...