Tech

Quartz/Cassie Webber

A Run-Down Welsh City Plans to Power Its Homes by Harnessing the Tides

A plan is underway in Swansea to construct the first power station in the world based on a man-made tidal lagoon.

Nokē

This Bluetooth-Enabled U-Lock Shrieks at Bike Thieves

The smart lock's piercing alarm can draw attention from 150 feet away.

(FEDERICO SCOPPA/AFP/Getty Images)

The Case Against Giant Traffic Robots

The towering figures are an eye-catching distraction from a lack of infrastructure planning in the Democratic Republic of Congo's ever-growing capital.

Courtesy of Farmigo

Beyond Farmers Markets: The Future of Local Food in America

As farmers markets fall from grace, tech-friendly food distributors are stepping in to meet the demand for locally-sourced products.

Solarbox

London Is Turning Old Phone Booths Into Free Cell Phone Charging Stations

The retrofitted payphones give no-strings-attached power through public advertising.

Flickr/Lance Cheung

2014 Was the Biggest Year For Solar Power Ever

The overall price of solar—panels, installation, and financing—dropped 10 percent compared to 2013.

MTA

The Best Evidence Yet That Real-Time Arrival Info Increases Transit Ridership

New York's Bus Time program led to about a 2 percent rise overall, according to new research.

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.

Flickr/Phoebe Baker

The Secrets in Sewage

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

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.