FiveThirtyEight analyzed 6 million flights to figure out which airports, airlines and routes are most likely to get you there on time and which ones will leave you waiting.

A new 538 analysis of voting data reveals that while many members’ formal caucus affiliations matched up pretty well with their voting behaviors, some did not. We analyzed every House floor vote from ...

FiveThirtyEight’s NBA player projection system identifies similar players throughout NBA history to determine what a current NBA player’s future might look like.