Hundreds of decisions—how to build roads, where to send medicine, how to plan for natural disasters—depend on knowing where people live. Over the past few decades, population maps have become powerful ...

You see the same pattern over much of the world. In three consecutive presidential elections in the United States. In the latest polls in Britain, where the 2016 Brexit referendum was the first ...

When the current invasion of Ukraine began in 2022, local business owner Piper VanOrd of Allegheny Outfitters wanted to do ...