United States World War One Centennial Commission

5 Finalist Designs for the National World War I Memorial

There’s only one worth keeping, and it’s not even in the contest.

REUTERS/Jonathan Ernst

Philly Barbers Aim to Boost Voter Turnout

Can training local barbers to talk to clients about civic participation increase voting?


MIT Puts Pedestrians at the Center of Urban Design

MIT Media Lab’s “Placelet” project will measure the quality of a space by tracking how people move through it.

Michiel Hulshof and Daan Roggeveen

African Cities Are Starting to Look Eerily Like Chinese Ones

A journalist and an architect tell us how and why.

Wong Maye-E / AP

The Link Between Green Space and Well-Being Isn't As Simple As We Thought

What does it mean for public health officials?

The_Parasite / Flickr

L.A.'s New Mobility Plan Envisions a Different Kind of City

Its car-reliant reputation might become a thing of the past.

The African American Student Union of the Harvard Graduate School of Design

Why Black Design Matters

African-American graduate students at Harvard are putting the urban planning and design fields on notice.

Cai Guo-Qiang

This Ladder Made of Fireworks Is Taller Than Any Building in America

Behold Sky Ladder, a pyrotechnic artwork by artist Cai Guo-Qiang, as it rises 1,650 feet into the air.

Flickr/Laurie Avocado

How to Pay for a New L.A. River

Frank Gehry’s involvement in the river’s revitalization could compromise public funding.

Friends of the Coliseum/Karl Lind

The Fight to Save Portland's Memorial Coliseum

A new video makes a case for preserving the elegant, low-key piece of modernism.

Modern Mechanix

This 1940s House-Building Machine Was the Original 3-D Printer

It supposedly could crank out a two-bedroom home in 24 hours.

Polska Grupa Energetyczna

You Missed a Spot (and Made a Mural)

Powerwashing has transformed Poland’s Solina Dam into a work of art.

James Dorsey/Courtesy of Jon Sojkowski

The Beauty of Africa's Traditional Architecture, In One Big Database

It includes centuries-old buildings made with mud and entire cities built on stilts.

New Zealand

40 Finalist Designs for New Zealand's Next Flag

Kiwis face an important decision in two upcoming referendums.


An Artist Is Turning a London Forest Into a Strange Zoo

“Phlegm” builds a different creature each day and posts them on his Instagram.

Brian Snyder/Reuters

Cleveland Won the First GOP Debate

The city is taking the opportunity to make changes large and small.

Orbital Mechanics

A Grim Animation of All the Nuclear Explosions in History

Watch the Atomic Age evolve from 1945 to 2013.

REUTERS/Brendan McDermid

Compton, Revisited

Dr. Dre pledges proceeds from his new album, Compton, to building a performing arts center in the city that catapulted him to stardom.

Prisoner 5413 / Flickr

How Cambridge Became the U.K.'s Model Cycling City

It has loads of car-free areas in the historic center, for one thing.