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 ...

The U.S. House of Representatives isn’t the only chamber whose district lines are being redrawn to reflect the 2020 census. State-legislative chambers are being redistricted too — and as we’ve written ...

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

If you follow the headlines, your confidence in science may have taken a hit lately. Peer review? More like self-review. An investigation in November uncovered a scam in which researchers were ...

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 ...

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 ...

Science is being turned against itself. For decades, its twin ideals of transparency and rigor have been weaponized by those who disagree with results produced by the scientific method. Under the ...

Largest delegate percentage reflects the largest number of delegate votes won by the former president on a ballot for the presidential nomination, out of the total number of delegate votes at the ...

Around 100 million Americans will tune in this Sunday to watch Super Bowl LIV. The big game hasn’t just become the nation’s most popular sporting event; it’s also become America’s most important and ...

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 ...

It used to be, if you wanted to see a Poweshiek skipperling butterfly, the thing to do was go out on the prairie and stare into the middle distance, like you were trying to see a sailboat buried in a ...

Over the summer, FiveThirtyEight published two stories on broadband internet access in the U.S. that were based on a data set made public by academic researchers who had acquired data from Catalist, a ...