battery

How to Prolong Your Cellphone’s Battery (Hint: You Don’t Need to Close Your Apps)

You are so disciplined about closing apps on your cellphone to preserve battery life, but now, a shocker. According to the Apple blog 9to5Mac, an iPhone user emailed Apple CEO Tim Cook a question that's top of mind for many iPhone users: “Do you quit your iOS multitasking apps frequently and is this necessary for...