Comments allow readers to respond to an article instantly, asking questions, pointing out errors, giving new leads. At their best, comment threads are thoughtful, enlightening, funny: online...

An interactive representation of the relationships in Syria as they stand today.

Noise in some areas of Berlin has reached levels considered hazardous to health. The Berliner Morgenpost interactive map shows where the noise in Berlin is potentially harmful, detailing the...

The election forecast is FiveThirtyEight's signature interactive project. The state of the 2016 general election, both nationally and in ever state, is captured in an extensive series of...

The authors scanned data from the U.S. Census Bureau’s 2014 American Community Survey—which covers 3.5 million households—to find out how people are pairing up.