Cities bore the brunt of the migrant surge in the 2020s

How America's cocaine habit fueled its migrant crisis

The United States has been facing a migration crisis along its southern border. Thousands of people have been fleeing their homes in Central America, traveling north through Mexico, and claiming asylum in the USA. Much of this crisis can be traced...

Policies related to the coronavirus pandemic inadvertently increased illegal border crossings

A pandemic-era public health measure called Title 42—intended to seal the border by expelling migrants immediately—backfired. Because expulsions carried no legal consequences, migrants simply tried again, driving illegal crossings to a peak of over 370,000 people in December 2023.

Tracking where people moved in the US in 2022

The latest data from the US Postal Service's change of address request system shows a decline in migration in 2022. See where people are moving and where they are leaving with this data breakdown.

The federal government pumped $70 billion into transit amidst reduced ridership during the COVID pandemic

When ridership collapsed by 75% in the spring of 2020, Congress sent transit agencies nearly $70B to help them survive. But that money has largely run out, and ridership remains 14-28% below prepandemic levels, leaving many transit systems with large budget deficits.

Sanctuary cities limit local cooperation with federal immigration enforcement

Sanctuary cities limit how local agencies help ICE—such as restricting detainers, jail transfers, or data sharing—while still enforcing criminal law, leaving immigration enforcement mostly to federal authorities.

States with the most million-dollar homes

As of 2024, the US has 621 cities where a typical home costs $1M or more. California has more million-dollar cities than any other state by a long shot, with 218. New York comes in second with 76. Want to see where other states rank? Check out this map to learn more.

The number of cities bidding to host the Olympics has dropped in recent decades

Hosting the Olympics was once an honor and a way to bring people and prestige to a city. But in 2017, only two nations bid to host the 2024 Summer Olympic Games. This video walks through how every Olympics since 1960 has run over budget, and how the era of building dozens of new venues for the Games contributed to high cost overruns and corruption.

The Great Migration spread jazz to various parts of the country

The large-scale migration of Black Americans looking to escape Jim Crow laws in the South began in 1915 and helped bring New Orleans music to other parts of the country, including Chicago, New York, Kansas City, Detroit, and Los Angeles.

Dozens of US women in labor turned away from hospital between 2022 and 2024

An Associated Press analysis of federal hospital investigation data concluded that more than 100 pregnant women in medical distress were turned away from emergency rooms or treated negligently since 2022.

Why can't we just turn the empty offices into apartments?

As both rent prices and mortgage rates rise across the US, many companies have simultaneously continued operating hybrid or remote workforces post-pandemic. A podcast episode dives into why city dwellers aren't all living in their prepandemic break rooms just yet.

Infrastructure projects in New York are much more difficult today

The Erie Canal was one of the most ambitious infrastructure projects in American history. Many have said such an effort would be impossible today. This article explores why that is the case and ponders the future of large-scale American infrastructure development.

Some tourist hotspots are shunning tourists

Locals in Barcelona sprayed tourists with water guns while protestors in Mexico City demanded politicians work against gentrification. Despite the economic boost tourism provides, protestors believe tourism has contributed to housing shortages and rising costs.

During the Medieval Period, urban populations grew significantly

As workers moved from fields to cities throughout the era, large metropolises of enduring strategic importance were formed from Paris, France, to Baghdad, Iraq.

What issues Americans are prioritizing in 2022

Inflation, Crime, and Abortion—see a breakdown of voter preferences by age, race, and gender, along with what topics are top of mind for Americans.

1970s New York was viewed by many as a city in decline

By 1975, the city owed $5B to $6B in short-term debt; over a million manufacturing jobs had left the city since the end of World War II. Meanwhile, the murder rate was more than double than 10 years earlier. Graffiti was seen as illegal vandalism perpetrated by unsupervised teenagers and was viewed by some as emblematic of the larger societal decline.

Hundreds of vulnerable Chicago residents died in 1995 during a long-lasting heat wave

Eric Klinenberg wrote a book diving into the specifics of the heat wave. His book, detailing the stories and context fueling more than 700 deaths during just one summer week, helps readers understand how social infrastructure lapses, power outages, and ineffective heat responses led to so many deaths.

Extreme weather conditions heighten cholera risks in settings like refugee camps

Runoff from sewage—exacerbated by situations like flooding or extreme rains—heightens this threat. Increasing temperatures also create the ideal conditions for the bacteria to reproduce, increasing transmission risks.

A flood left 2023 Burning Man attendees stuck in the desert

During Burning Man 2023, unexpected heavy rainfall and road closures in the desert led to thousands of attendees becoming trapped in the mud with limited resources. The parties and rituals prevailed, but burners also suffered serious consequences with injuries, lost and damaged supplies, and one death.

Visualizing New York City's public transportation commutes

New York City is one of the largest cities in the world, and transports one of the largest numbers of commuters on a daily basis. This data visualization tells the stories of those commuters, showing the varying volume of travelers throughout the week and day, where they are going, and maps of high-traffic areas like stadiums and midtown. Dive into the data here.

The Rohingya refugee emergency at a glance

This interactive website provides an in-depth dive into the Rohingya refugee emergency. According to the UNHCR, the influx of Rohingya refugees to Bangladesh is one of the largest and fastest-growing refugee crises in decades. Since 2017, an...

Side-by-side shots of once-dry California lakes now filled

In late 2022, much of California was in drought; by early 2023, after a series of downpours from atmospheric rivers, much of the state's reservoirs had been re-filled. See the dramatic difference in this series of photos.

Wedding costs have gone up significantly since the 2020 pandemic lockdowns

In 2020, the average cost of a wedding in the US was $19K—but by 2024, it had surged to more than $33K.

Where did all the refugees from the Mount Vesuvius eruption end up?

Archaeologists have found evidence of about 2,000 of Pompeii and Herculaneum's estimated combined population of 15,000. This article explores what happened to the remaining 13,000 people. Archaeologist Steven Tuck has proposed that the refugees fled the cities as volcanic activity increased, likely resettling elsewhere with family and friends. There's also evidence that the Roman Empire cared for many refugees fleeing Mount Vesuvius.

Trump's H-1B fee hike could reshape US industries and global talent flows

Analysts warn the new H-1B fee could trigger labor shortages in tech, medicine, and universities; push firms to offshore more work; and drive skilled Indian workers and students toward other countries—weakening America's innovation edge.

Fracking brought short-term wealth and long-term collapse to Rock Springs, Wyoming

In the early 2000s, the fracking boom transformed the quiet mining town into a hub of oil field laborers with plentiful job opportunities. Once the boom faded and industry left, unaffordable housing, unsafe working conditions, and drug epidemics left many residents with no prospects amid a disappearing way of life.

US housing costs have risen by roughly 175% between 1991 and 2026—but a growing number of Gen Zers are becoming homeowners anyway. In 2025, 4% of homebuyers were Gen Z, up from 3% the year before.

US consumers collectively owe more than $1T to credit card companies—almost as much as they owe in auto loans.

Fireworks-related ER visits are on the rise—in 2024, they increased by 52% as compared to the prior year.

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.

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

Volcanic activity may have triggered the Black Death by spewing gases that led to crop failures in Europe, thus forcing the import of grain ships with plague-infested fleas.

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.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

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.

About 2,000 US babies are born annually without some portion of their limbs, potentially leading to a lifetime of pricey prosthetics.

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in casualties, forces mobilized, and displacement of civilians.

In 2009, the nation was gripped by the story of a missing young boy who was believed to be floating over Colorado in a homemade balloon, until it was revealed that he was at home the whole time.

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

The United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

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.

Hotels in Cannes, the glamorous city on the French Riviera, hire hawks to ward off seagulls during the city's famous film festival.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

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

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

Some researchers have labeled nomophobia, the fear of being without your phone, as 'the phobia of the 21st century.'

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.