With less than a week until the U.S. runs out of cash, economists and policymakers are using words like “cataclysmic event” and “calamity” to describe what will happen if Congress doesn’t raise the ...

Among the teams still alive in the postseason, all but one — the puzzling New York Rangers — were above average in goals per game during the regular season, and the average remaining team was +0.46 ...

While most people perceived the economy as a more pressing concern generally, abortion was a motivating issue for a substantial number of voters. Why did election results diverge so dramatically from ...

But trying to distinguish the effects of only one type of restriction, like voter ID requirements, is challenging because a new election law rarely changes only one voting provision. “The actual ...

Michael Thomas of the New Orleans Saints can create separation from his defenders all over the field. To try to capture the results of this game of cat and mouse between receiver and defender, we used ...

Get the data on GitHub GitHub data at data/nba-raptor ...

Longtime readers of FiveThirtyEight are probably familiar with our pollster ratings: letter grades that we assign to pollsters based on their historical accuracy and transparency. Since 2008, we have ...

Apportionment, or the process of determining the number of seats each state has in the U.S. House of Representatives, happens like clockwork at this point. Every 10 years, the Census Bureau counts how ...

Includes polls of special elections and runoffs. Excludes polls from pollsters that are banned by FiveThirtyEight, New Hampshire primary polls taken before the Iowa caucuses and other states’ primary ...

Sometimes statistical analysis is tricky, and sometimes a finding just jumps off the page. Here’s one example of the latter.

America’s cities are some of its most solidly Democratic areas — but that doesn’t mean they are solidly liberal. Over the past two years, the mayoral elections in our two biggest cities have boiled ...

If you’re one of the approximately 320 million Americans who don’t live in New York City, it might seem like its Democratic mayoral primary has gotten an outsized amount of media coverage. But even I, ...