Cracking and packing are the main tactics behind gerrymandering

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.

Test your gerrymandering skills with this interactive game

This simulation demonstrates how packing and cracking alter election outcomes. See how shifting district lines can change representation—regardless of the overall makeup of the electorate.

The term 'gerrymander' dates back to a 1812 Boston dinner party

The term "gerrymandering" arose when Massachusetts Governor Elbridge Gerry approved a state senate map with a district so contorted it resembled a salamander. Critics dubbed it the "Gerry-mander," cementing the term for partisan map manipulation.

Hear how gerrymandering is like 'Moneyball applied to politics'

In a 2016 interview, journalist David Daley explained how Republicans used data-driven targeting after the 2010 census to lock in durable advantages, comparing modern gerrymandering strategies to the analytics revolution in baseball.

See the most oddly gerrymandered districts in the US

Based on input from redistricting experts and political scientists, this resource identifies and ranks the most extreme congressional gerrymanders of the 2020s, examining how map design, cracking, and packing reduce competition and distort representation across states.

How algorithmic redistricting works

Computational methods are convincing a number of judges that some state district maps are drawn illegally. Here's a simple overview of how it works.

The namesake of gerrymandering was a signatory of the Declaration of Independence

Elbridge Gerry, a Massachusetts statesman and vice president under James Madison, signed the Declaration of Independence. He is also the only signer buried in Washington, DC, interred at Congressional Cemetery.

Can courts end partisan gerrymandering?

This podcast explored whether courts can rein in partisan map-drawing, focusing on North Carolina's 2023 redistricting battle, the Moore v. Harper case, and the controversial "independent state legislature" theory.

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.

Researchers found that 2020 redistricting tactics created safer districts and reduced competition

Studies of the 2020 redistricting cycle show that map-drawing strategies locked in predictable outcomes. The result was fewer competitive races, more incumbents shielded from challengers, and representatives less responsive to broader voter preferences.

Court-packing is the attempt to change the number of Supreme Court justices to shift the balance

Because the Constitution leaves the court's size to Congress, presidents have periodically sought to expand or reshape it. This explainer examines past efforts—including Franklin D. Roosevelt's failed 1937 plan—and why court-packing remains so controversial.

A 2013 Supreme Court case weakened federal oversight of redistricting

In Shelby County v. Holder, the Supreme Court struck down the Voting Rights Act's preclearance formula, reducing federal oversight of voting laws—including redistricting—and allowing changes to take effect without prior approval.

Visualize every time Congress has mentioned the word 'democracy' since 1880, and why

This Pudding interactive analyzes every mention of "democracy" in the Congressional Record over 145 years, charting how the word shifted from a partisan label to a concept, and tracking when lawmakers warned the system itself was under threat.

Critics argue that term limits weaken democracy and legislative effectiveness

Opponents contend that term limits deprive voters of choice, remove experienced lawmakers, and shift power to lobbyists and unelected staff. They believe frequent turnover reduces institutional knowledge and undermines the effectiveness of legislatures.

Racketeering is broad term for running an illegal scheme

Racketeering itself isn't a single crime and prosecutors tend to think about racketeering as a pattern of criminal activities, including kidnapping and money laundering. The term comes from the Racketeer Influenced and Corrupt Organizations Act, known as RICO.

A breakdown of gelling agents used to modify a liquid's texture

Gelatin, agar, and other substances form a structural network that traps liquid, making it appear solid and enabling chefs to create stable layers in pastries and confectionery products. In different concentrations, they can also be used to thicken liquids into gels or encase them in gelatinous spheres.

Breaking down the gubernatorial races

Thirty-six states are holding gubernatorial races this November. Here's a breakdown of which states are holding elections, who is running, and which way the race is leaning.

Electors are chosen by states and political parties

This article explains how the Constitution leaves most rules for choosing electors to the states. Today, parties typically select elector slates through state conventions, rewarding loyal supporters who formally cast votes weeks after Election Day.

Two doctrines of local governance determine how much power cities actually have

Under what is known as "Dillon's Rule," local governments can only exercise powers explicitly granted by the state. Under "home rule," cities have broader self-governing authority—but the balance between the two depends entirely on state law.

Security technician hacks a voting machine to reveal its vulnerabilities

A technician bought an old, likely-decommissioned voting machine from 2013 and took it apart to see how a would-be hacker might be able to exploit its vulnerabilities. Get a sense of the needs for secure, up-to-date voting machines with this...

How America became a nation of gamblers

For thousands of years, humans have liked to gamble. What started as dice games and betting on chariot races became a way for states to generate revenue here in America. This article explores how states have been using gambling to pay for infrastructure and capital projects–and the cost it’s had on the citizens.

Watergate led to the prosecution of nearly 50 individuals

Watergate ushered in sweeping changes. Agencies were required to release information openly; officials had to disclose finances transparently; and new laws limited conflicts of interest, established independent ethics oversight, and safeguarded presidential records—curbing abuse and boosting accountability.

Political sloganeering is often downstream of memes

In 2018, #JobsNotMobs morphed from an internet meme into a conservative slogan. A video clip of angry protesters mixed with news anchors discouraging the use of the word "mob" posted on October 11, birthed the phrase. By October 19, it was adapted into a Republican party slogan.

Grand juries investigate crimes and decide whether the government has enough evidence to charge someone

Unlike trial juries, which determine guilt, grand juries decide whether there is probable cause to bring charges at all. If they find enough evidence, they issue a formal indictment. Federal grand juries are enshrined in the Fifth Amendment of the US Constitution.

The Great Compromise created Congress's two-chamber structure during the Constitutional Convention

The Great Compromise of 1787 established a bicameral Congress, balancing population-based representation in the House with equal representation for each state in the Senate—a system designed to reconcile the competing interests of large and small states.

Data privacy advocates worry that Google collects too much personal information

Politicians have also criticized whether the search engine exerts too much control over gatekeeping online information and influencing what is considered fact or fiction, deviating from its original corporate motto of "don't be evil."

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

The story of Dollree Mapp, whose legal challenge over her 1957 conviction for possessing "obscene material" led to a major strengthening of the Fourth Amendment

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

Exploring the Larry Bird punch that almost changed March Madness

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

Fear or disgust related to clusters of holes and cracks, called trypophobia, may stem from evolutionary processes to help us avoid pathogens.

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

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

To reduce wrinkles in clothing, research recommends gentle wash cycles with more water and tumble drying with smaller loads and longer times.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

The Brothers Grimm were lawyers before they were storytellers, but became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

The use of fungi to detoxify land and water—a process known as mycoremediation—has been used to clean up natural resources affected by the 2025 California wildfires.

Volcanoes 'die' when their supply of magma runs out, if they are shifted away from their underlying magma reservoir, or if they get clogged by collapsing or their magma cooling back into rock.

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

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.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

Fireworks make a loud booming sound after exploding due to air expanding faster than the speed of sound.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace