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Cities

Emerald ash borers are already predicted to kill all ash trees in more than 6,000 urban areas.

1.4 Million Urban Trees May Fall to Invasive Insects by 2050

It could cost 30 million a year to replace infected trees in areas hardest hit by the non-native species

The tragedy marked Washington, D.C.’s deadliest single-day disaster. Pictured: an overhead view of the Knickerbocker Theatre following the roof’s collapse

When a Winter Storm Triggered One of the Deadliest Disasters in D.C. History

On January 28, 1922, the Knickerbocker Theatre’s snow-covered roof collapsed, killing 98 people and injuring another 133

A murder of crows flies around an apartment building in downtown Sunnyvale, California.

A California City Overrun With Crows Turns to Lasers and a Boombox to Scare Them Away

City employees will spend an hour every night shining green lasers and playing corvid distress calls to humanely harass the birds into leaving

In the show, the promises and tensions of emerging modern life can be seen most vividly through the eyes of two invented characters: Marian Brook (Louisa Jacobson), Agnes’ poor niece who has come to stay with the van Rhijns, and Peggy (Denée Benton), Agnes’ Black secretary.

Based on a True Story

The True History Behind HBO’s ‘The Gilded Age’

Julian Fellowes’ new series dramatizes the late 19th-century clash between New York City’s old and new monied elite

A 1918 photo of a Christmas tree for horses in Washington, D.C.

When Humane Societies Threw Christmas Parties for Horses

Held across the U.S. in the early 20th century, the events sought to raise awareness for poor living conditions and offer the animals a holiday respite

The Van Gogh bike path in Eindhoven is inspired by the artist’s painting The Starry Night. Similar glow-in-the-dark paths and roads could eventually save energy for lighting while cooling cities.

Will Glow-in-the-Dark Materials Someday Light Our Cities?

Substances that persistently luminesce could be used in streets, sidewalks and buildings

Karakorum served as the capital of the Mongol Empire during the 13th century. In the 16th century, the Buddhist Erdene Zuu monastery (pictured) was erected on the ruins of the city.

New Research

Archaeologists Map Ruins of Karakorum, Capital of the Mongol Empire, for the First Time

Genghis Khan founded the city, located in what is now central Mongolia, around 1220 C.E.

Barbara Kruger's rendering of exhibition entryway at the Art Institute of Chicago, 2011/2020

Major Barbara Kruger Exhibition Spills Out Into the Streets of Chicago

The Art Institute of Chicago’s new show adorns the city’s buses, trains, billboards and more with the feminist artist’s creations

Scientists analyzed millions of eBird observations to see how bird abundance changed during the early months of the pandemic.

Birds Flocked to Pandemic-Silenced Cities

From ruby-throated hummingbirds to bald eagles, a new study finds our feathered friends thrived in quieter urban habitats

Researchers estimate that ancient builders used roughly 226,085,379 square feet of rock, dirt and adobe to construct the three main pyramid complexes in Teotihuacán's city center. Pictured here is the Pyramid of the Sun.

Mexico’s Ancient Inhabitants Moved Land and Bent Rivers to Build Teotihuacán

Architects of the Mesoamerican city transformed the landscape in ways that continue to impact modern development today, a new study finds

Italian officials are imposing new crowd-control regulations in hopes of preserving Venices fragile architecture and ecosystem.

Starting Next Summer, Day-Trippers Will Have to Pay to Enter Venice

To combat overcrowding, the Italian city is set to charge non-overnight visitors an entry fee of €3 to €10

Inscription mentioning renovation of the settlement's hospital

Cool Finds

Ancient Christian Settlement in Egypt Shows Evidence of Urban Planning

Dated to the sixth century C.E., the Marea complex boasted public baths and a hospital

The limestone slab's inscription states that Claudius “extended and redefined the pomerium because he had increased the boundaries of the Roman people.”

Cool Finds

Rare Boundary Stone Dated to Emperor Claudius’ Reign Unearthed in Rome

The 2,000-year-old travertine slab marked the sacred outer limits of the ancient city

Researchers excavating the sunken ruins of Thônis-Heracleion have discovered an array of archaeological treasures.

Cool Finds

2,400-Year-Old Baskets Still Filled With Fruit Found in Submerged Egyptian City

Wicker vessels recovered from the ruins of Thônis-Heracleion contain doum nuts and grape seeds

Instead of a soaring, verdant oasis in the middle of the city, visitors were greeted with sparse, earth-covered scaffolding.

Trending Today

Widely Mocked London Tourist Attraction Closes Two Days After Opening

The Marble Arch Mound sought to invigorate a major shopping district in England’s capital. Visitors called it a “bad Santa’s grotto”

A mural in Munich's former Olympic Village features Otl Aicher's pictograms.

The Paris Olympics

This Graphic Artist’s Olympic Pictograms Changed Urban Design Forever

Having lived through Germany’s Nazi regime, Otl Aicher went on to pioneer democratic design

A sulfur-crested cockatoo flips open the lid of a bin.

Why Australia’s Trash Bin–Raiding Cockatoos Are the ‘Punks of the Bird World’

The birds can bust open garbage lids—and the behavior is catching on fast, which could be a sign of social learning

Liverpool is only the third site to be stripped of its Unesco World Heritage status.

Liverpool Loses Its Unesco World Heritage Status

The English city argues that redevelopment of its waterfront shouldn’t disqualify it from the list

An Egyptian-French mission found the 80-foot-long ship beneath roughly 16 feet of hard clay.

Cool Finds

Divers Discover Ancient Military Vessel in Submerged Egyptian City

Prior to the foundation of Alexandria, Thônis-Heracleion served as Egypt’s greatest Mediterranean port

A seabird known as the white tern or Manu-o-Kū has surprised birders by taking up residence in Honolulu, Hawai‘i.

Future of Conservation

Meet the White Tern, a Seabird Surprisingly Thriving in a Big City

The bird—also known as Manu-o-Kū—has excited ornithologists, its population growing within Honolulu, the busiest of Hawai’i’s urban landscapes

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