David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

Even if you’re a smartphone pro, there could be a lot to learn in the sections below. But if you’re new to the world of smartphones — or just the world of Android — this is the perfect place to get up ...

You have been warned — a billion phones are at risk. Updated on Dec. 23 with additional commentary on new security vulnerabilities and the security risks for the billion-plus phones that will not ...