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REUTERS/Jon Nazca

A New Frontier in Disease Prevention: Lightbulbs

Artificial light can attract insects carrying deadly pathogens—a big concern in developing nations. Can customized LEDs help?

Femern A/S

The Tunnel Project That Could Reshape the European Map

The long-planned Fehmarn Belt Fixed Link between Denmark and Germany moved one step closer to reality this month.

Insightful Interaction/Natalia Bronshtein

200 Years of U.S. Immigration, in 1 Colorful Infographic

A new data visualization captures the waves of arrival.

Courtesy Miami Downtown Development Authority

Miami Takes a Big Step Toward Walkability

The city wants to convert car-friendly Biscayne Boulevard into pedestrian-friendly Biscayne Green.

Ted S. Warren/AP

How Mayors Became America's Infrastructure Mavens

Governors used to lead the push for big projects, but the growing rural-urban divide has brought civic leaders to the fore.

Google

Google's Driverless Car Might Come With Airbags on the Outside, to Protect Pedestrians

The airbags would be made out of a material with a consistency somewhere between that of an earplug and memory foam.

A Precarious Bus Sculpture Inspired by 'The Italian Job'

It's both an unsettling illusion and massive movie spoiler.

Bartable

Win the Night With This Dress Made From 192 BART Fare Tickets

Express your love for Bay Area transit by wearing little pieces of it.

Rainworks

This Seattle Street Art Only Appears When It's Raining

The invisible sidewalk ink puts a positive spin on the gloomy weather.

REUTERS/Eric Thayer

A Hidden Consequence of California's Drought: It's Making Energy Dirtier

With little water in the state's reservoirs, hydroelectricity is losing ground to natural gas—and there's a big price to pay.

Tom Lawson

Builders in Europe's Crowded, Ancient Cities Are Constantly Digging Up Dead People

Excavations of mass graves have delayed a new train ticket hall in London and a supermarket development in Paris.

Flickr/lindenbaum

How Much Sprawl Costs America

More than $1 trillion, according to a new report.

Jonathan Alcorn/Reuters

Finding the Right Price for Water

Economists say that the resource is currently too cheap. Will dry conditions finally help give the issue the political clout necessary to charge more?

MTA

New York's Newest Subway Expansion Is Delayed, But at Least the Photos Are Gorgeous

The MTA now says the new 7 train station will open this summer.

connel / Shutterstock.com

How Stockholm Became the Ultimate Walkable City

The quality of life in many neighborhoods in the Swedish capital is directly influenced by a decision to almost entirely eliminate cars.

NOAA

How the Warming Climate Is Transforming Your Garden

Planting zones (and pests and invasive species) are ever-more marching northward.

Play This London Fountain Like the Classic Video Game 'Snake'

Or just use it to chase children around—your choice.

A Wildflower Pyramid Grows in Queens

New York artist Agnes Denes' new work will combine the best of Egyptian architecture and public art.

Prime Minister's Office, Singapore

How Singapore Fixed Its Affordable Housing Problem

A 1965 newsreel looks back at a public-housing initiative led by late Prime Minister Lee Kuan Yew—one that continues to influence high levels of homeownership today.