Tech

Flickr/Phoebe Baker

The Secrets in Sewage

What can a city's waste reveal about the health of its population?

California High-Speed Rail Authority

California Drivers Are About to Give High-Speed Rail a Big Funding Boost

State cap-and-trade revenue, which now includes tailpipe credits, appear set to far outpace expectations.

Reuters / Danish Siddiqui

Your Credit Card Is Now Your Fare Card on the Mumbai Metro

Adoption of similar mass transit technology in the U.S. may not be far off.

Belatchew Arkitekter

This Strange Stockholm Wind Farm Generates Power Through Writhing Tentacles

The proposed "Strawscraper" would create energy from the gyration of thousands of follicles.

GeorgeMPhotography / Shutterstock.com

There's a Simple Solution to the Smithsonian's Ban on Selfie Sticks

Museums have long devised methods of accommodating visitors who annoy others.

CItymaps

How Citymaps Could Make Yelp Obsolete

The newly global mapping app shows destinations in their full urban context.

Yale University Press

Here's an App That Explains #TheDress, Once and for All

Has your office lost its collective mind about The Dress? Whip out this app and let color science stop the madness.

HERE

Teaching Driverless Cars to Fit Your Human Driving Style

After all, not everyone takes an off-ramp the same way.

Joe Raymond/AP

How Gary, Indiana, Got Serious About Tackling Blight

The mayor of Gary is determined to stop a tide of vacant, neglected buildings in her post-industrial city. Data-rich parcel mapping is the first step.

AP Paris/Jacques Brinon

The Eiffel Tower Is Now the Loveliest Electrical Generator in the World

It's all about visibility: If one of the most famous monuments in the world can use sustainable energy, why can't everything else?

Maps
New York Public Library Labs / Building Inspector

Help New York Build a Digital Time Machine

The New York Public Library needs a hand with its ambitious "Google Maps of yesteryears" project.

Flickr/zabowski

A Dreamy New Database for L.A. Architecture Nerds

15 years in the making, the most complete resource on L.A.'s historic built environment has just launched.

John Arnold

Why Did a Chinese Rocket Break Up Spectacularly Over America?

It had launched a scientific or military satellite, depending on which side you believe.

AP Photo/Ric Field

Forget FedEx and UPS—Waffle House It

The new epicenter of shipping.

Photo by Matthew T. Rader/Illustration by Mark Byrnes

Almost No Cities Own Their Names on Twitter

Cities need to get on-brand with their brands, because the situation is hilariously bad.

Videos
Library of Congress

How San Francisco Proved to the World It Had Recovered From the 1906 Earthquake

100 years ago today, the Panama-Pacific International Exposition opened its doors.

Flickr/mkhmarketing

The Social Science Behind Online Shareablity

A number of surprising factors could make images go viral on different social media platforms.

YOSHIKAZU TSUNO/AFP/Getty Images

This Tokyo Marathoner Will Wear a Tomato-Loaded Robo-Backpack

The wearable veggie-bot Tomatan will demonstrate how to fuel up on lycopene while on the go.

Maps
Courtesy of Humara Bachpan

Kids in India Are Sparking Urban Planning Changes by Mapping Slums

A new project aims to give young Indians a voice in the city-development process.