Aggregated measurements from millions of smartphones could be used to create a comprehensive map of the Earth's ionosphere, ...

Move yourself so that there are no obstructions between your phone and any cell towers outside. That might involve stepping ...

In a paper published this week in Nature, Google researchers demonstrated they were able to use GPS signal measurements ...

Try out other networks if you're looking for a cheaper carrier or want to downsize your plan. AT&T's Cricket Wireless and ...