Reuters/Andrew Winning

A Portait of Ancient, Cosmopolitan London

The city was surprisingly diverse 2,000 years ago.

Leonard Menchiari/Steam

That Video Game About Real-World Civil Unrest Is Finally Happening

Based on actual protests, such as in Egypt and Greece, ‘RIOT’ probably won’t be the feel-good game of the year.

Rocksweeper /

How Washing Machines Could Use a Lot Less Water

Three MIT grad students have invented a washing-machine filter that cleans wastewater and reuses it over and over again.


Charge Your Phone for Free on This Solar Bench

The “Soofa” has two USB charging ports and tracks data on air quality, foot traffic, and radiation.


A Hypnotic Animation of the World's Carbon Emissions

Greenhouse gases swirl in abandon in this NASA video.

AP Photo / Ben Margot

An Earthquake Response System That's Faster Than 911

The One Concern algorithm predicts which parts of the city will be hit hardest to get them help first.


Take a Virtual Ride Through the Minds of NYC Commuters

A virtual-reality experience called “Blackout” will give you the power to eavesdrop on the innermost thoughts of fellow subway passengers.

SolaRoad Netherlands

That Dutch Solar-Panel Bike Lane Really Works

SolaRoad has operated for a year and produced more power than expected.

Levenson et al.

Pigeons Are So Smart They Can Diagnose Cancer

Researchers have trained the birds to distinguish benign from malignant medical scans.

Metropolitan Water Reclamation District

How Chicago Turns Sewage Into Power

Chicago’s wastewater authority plans to slash its energy bill by using bacteria to convert sewage into natural gas.   

Martin Aircraft

Dubai Just Bought a Bunch of Jetpacks to Fight Skyscraper Fires

The perfect holiday gift for the city that has everything.

Daniele Zacchi/Boeri Studio

Are 'Treescrapers' the Future of Dense Urban Living?

A vertical garden tower just won a significant award for architecture. Is it time to start taking these designs seriously?

AP Photo/Robert Goldberg, File

Revisiting One of U.S.'s Largest Blackouts: Best #Cityreads of the Week

A roundup of the best stories on cities and urbanism we've come across in the past seven days.

AP Photo/David Goldman

And on the Sixth Day, Google Maps Created Offline Access

And it was good.

MIT Senseable City Lab

A Microbial Map of the City

Urban sewers are rich repositories of information on human health and behavior, MIT researchers believe.

Orbital Insight

How Satellites Can Help Us Understand Global Poverty

The World Bank has partnered with tech companies to pilot an analysis of visual cues in photos taken from space.

AP Photo/Laura Rauch

The U.S. Navy Confirms Sightings of Mysterious Lights Over L.A.

It’s not quite the UFO people thought they saw.

kongsky /

Creating Fresh, Drinkable Water Powered Only by Ocean Waves

A North Carolina startup thinks its desalination device can solve water crises in coastal communities, on islands, and after disasters.   


The Next Stop Toward a Better Transit App

The open-source project Transitland makes reliable agency data more accessible to developers—and that’s great for riders.