The worst election polling fails in US history

The wildest cases of election fraud in US history

The USA has seen some crazy elections. Election fraud is vanishingly rare now, but here are the craziest cases of election fraud in U.S. history.

Exciting US primary debate moments from history

Presidential debates in the US are highly-touted events viewed as the capstone of a campaign, but their impact on the overall polling is often undetectable. Nonetheless, the televised events can be really entertaining as candidates sweat under the pressure of a live mass audience, and most morning after news round-ups contain some of the event's notable—or cringey—moments. Here's a quick, three-minute video of highlights of some of the more fascinating moments from US primaries.

How George Gallup changed political polling forever

Straw polls had been used in the 19th century, but it wasn't until George Gallup's use of random sampling in 1936 that the art became a science.

How Americans have voted throughout history

From shouting candidates’ names, to hanging chads to electronic scanning, the nature of voting has a long, sometimes bumpy history in the United States. See descriptions and images in chronological order with this digestible timeline.

A prediction market was more accurate than most polls about the 2024 US presidential election

The idea that the median estimate of a group can be more accurate than individual expert estimates is called the "wisdom of the crowd," and dates back to the early 1900s. This theory can help explain the perceived value of prediction markets when it comes to polling and more.

Travel in time to how people felt about major US events

Pollsters track more than just politics: From civil rights to war declarations, go back and see how people felt about major events in the US with this timeline.

Latest polls on the 2024 Presidential election

The latest polls for the 2024 Presidential Election. Updated daily, includes state and national polls for every matchup, including Biden, Harris, Trump, and DeSantis.

The worst US bank runs since 1900

From the Panic of 1907 to the Silicon Valley Bank collapse in 2023, this bank scholar and former Fed official goes into the history of the country's worst bank runs.

Understand the US electorate demographics

Ever wonder how much of each group make up the American voting bloc? Find raw data from the '16 and '18 elections broken out by a variety of factors (click on "validated voters database" link).

2023's worst performing US IPOs

While an IPO is a huge milestone, it isn't always a total success in the long-term. This data visualization shows some of the worst-performing IPOs of 2023, based on their percentage returns at the end of the year, It includes an NFT gaming company and a Chinese EV battery company.

One reason Americans are bad at math

The president of Barnard College explains why we need to better understand the links between math anxiety, math avoidance, and the US’s dismal test scores.

Mark Zuckerberg apologized for not doing enough to stop the spread of misinformation on Facebook ahead of the 2016 election

Leading up to the 2016 election, misinformation about both Donald Trump, Hillary Clinton, and even Barack Obama flourished on Facebook. In the final stretch leading up to the election, more than one-quarter of Americans visited a fake news site supporting either Trump or Clinton. Many fake news studies have widely different methods of measuring and assessing the impact of fake news, so the actual impact it had in the 2016 election is unclear.

A 1960s effort came close to abolishing the Electoral College

This podcast episode examines the closest attempts in US history to eliminate the Electoral College, focusing on a major 1960s reform push—and why, despite broad support, it ultimately failed.

US intelligence failures contributed to the success of the Japanese attack

Despite breaking Japan’s diplomatic codes, US agencies failed to integrate warnings, successfully track Japan’s carriers, or even believe a Hawaii strike was possible (they also had not cracked Japan’s naval codes). Missed signals, ignored reports and poor coordination led to one of the worst intelligence failures in US history.

Ray Dalio considers betting against the US debt load in 1982 among his biggest failures

In the early days of his hedge fund, Bridgewater Associates, Ray Dalio calculated that the US had accumulated more debt than it was possible to repay. He took short positions in the market that backfired when the Federal Reserve cut interest rates and avoided a global economic collapse. Dalio lost everything and even had to borrow $4K from his dad—but often describes this experience as one of the most pivotal moments in his career.

Listen to a deepfake robocall of President Joe Biden

Bad actors are not solely using deepfake technology to manipulate images. They can also manipulate audio for political purposes. In this example, eligible voters are asked to skip the 2024 New Hampshire Democratic primary.

See a ranking of the best (and worst) Federal Reserve Chairs since 1914 out of the 16 men and women who have held the office since.

Before the BCS and Playoff systems, polls often sparked controversy over college football champions

For decades, national titles were awarded by polls like the AP and Coaches’ rankings—leading to split championships, heated debates, and disputed claims whenever top teams finished with identical records.

See the lists of the worst hurricanes in the US through 2024

Several metrics, including wind speed, pressure, damage costs, and casualties, may be used to define the most devastating hurricanes. This page provides the top 10 hurricanes across each of these sorting methods.

The worst cyberattacks of the last 10 years

It’s been a rough 10 years in cybersecurity—and it’s only getting worse. From the Stuxnet to the Sony Hack, learn about the worst cyberattacks over the last decade.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

The best (and worst) Federal Reserve chairs since 1914

A graphic illustration of death tolls in historical events and wars

Which killed more, the American Civil War or the Korean War? Hurricane Katrina or the Titanic sinking? You’ll be surprised how wrong you are about death tolls.

Americans are reading fewer books than in the past

A 2022 Gallup survey found that Americans are reading fewer books than ever before. An additional study found that the time people spend reading has dropped over the last 20 years. The most compelling narrative for the shift? Screens have stolen potential readers, occupying the time that they otherwise would’ve spent with books.

Thomas Hofeller was the GOP strategist known as the 'master of gerrymandering'

Republican consultant Thomas Hofeller quietly shaped US politics for decades by engineering partisan maps nationwide. His files, released after his death, revealed strategies to maximize GOP advantage and diminish Democratic influence.

The 1977 'SNL' Mardi Gras special is considered the show's biggest disaster

An on-location episode of the then-young sketch show featured drunken heckling from the audience, technical difficulties amid the broadcast, and beads being pelted at cast members.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

The full list of every Pulitzer Prize winner

Since its inception in 1917, over 2,000 Pulitzers have been awarded to writers published in the US, from poetry and fiction to investigative reporting and history books. You can explore the winners by decade and year here, or click the view to see winners by category, including those no longer used.

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

How the most famous Ebola book, The Hot Zone, which sold 3.5 million copies and was translated into 30 languages, got aspects of the disease so wrong.

View the ten deadliest tornadoes in US history.

Despite being favored by 87% of Americans, Congress does not have term limits.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

Exploring the Larry Bird punch that almost changed March Madness

A Yale student wrote a profound essay about the consulting industry's influence on elite college students that was published in a book of her writing after she died in a post-graduation car accident.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

US intelligence allegedly pursued more than 600 schemes to assassinate Cuban revolutionary Fidel Castro.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

Indefinite cloning of some endangered species may not sustain their longevity because cloning success rates decrease as genetic mutations accumulate.

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

Up to a million Girl Scouts sell about 200 million cookie boxes every spring, generating $800 million, largely because refusing a child is frowned upon

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

Explore a list of the 100 best novels of all time, compiled by some of the world's best living writers, including Salman Rushdie, Stephen King, and Jennifer Egan.

The hormonal disorder PCOS was renamed PMOS in 2026, a move designed to improve care and research by shifting the focus to the hormonal causes of this condition that affects 1 in 8 women.