Read the full story from CNN.
Though you’ve probably never done it, popping the back of your iPhone is not much different than popping the hood. Lots of parts, but you can figure out what does what.
But popping your phone open requires a bizarre star-shaped screwdriver, and other tools you won’t find in the tool box. Once you open it, you will find the battery stuck to the casing with adhesive tape, which is tricky to remove. All of this might convince you to take your phone to a repair shop if you crack your screen or need a new battery, even though those repairs should be basic maintenance, like replacing worn tires.