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 ...

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

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 ...

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 ...

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, ...

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 ...

The police response to the insurrection at the U.S. Capitol, in which at least 39 law enforcement officers participated, has renewed conversation about racial bias and links to white supremacist ...

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 ...

I’m not that impressed by long-term projections of Democratic doom in the Senate. Mostly that’s because I’m not that impressed by long-term political projections in general. Political coalitions ...

Live election results and coverage of the 2020 presidential election between Donald Trump and Joe Biden, and the race for the U.S. Senate and House of Representatives.

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 ...

When the 2022 World Cup made its debut on Sunday, it kicked off one of the most significant in-game uses of technology in sports history. All tournament long, match balls will contain a sensor that ...