Mark Byrnes

Anatomy of an L.A. Police Pursuit

How police and media helicopters navigate the crowded airspace of L.A. when a suspect's on the run.


Cities Get Sick in Different Ways

Manchester fights depression, Cardiff obesity, and Amsterdam respiratory disease. What's up with these differences?

Boosted Boards

This $1299 Electric Skateboard Kind of Misses the Point

The "world's lightest electric vehicle" has the backing of Stanford engineers. But is it really skating?

Mina Kvarter

How to Get Kids Excited About Building Better Neighborhoods? Try Minecraft

The Swedish video game company and UN-HABITAT are teaming up to help people around the world re-envision their cities.

Vimeo/Jonathan Massey and Brett Snyder

The Real Birthplace of Occupy Wall Street

The physical and digital combined into an "open-source hypercity urbanism."


4 Lessons for Building a Stronger Tech Economy in Cities

Ideas from the Techonomy conference in Detroit.


Maybe Apple Should Use This Incredible Burglary to Advertise the iPhone 5

Nothing says "hot product" more than a pack of burglars smashing a car into an Apple store.


The Internet Is the New Town Hall and Soon Cities Will Be Listening

"Sentiment analysis" of social media could change the way you report potholes forever.

Courtesy of Lit Motors

The Future of Cities According to TechCrunch Disrupt

Three of the finalists in this week's startup contest offer city-themed innovations.

Watch Your Camera Around San Francisco's Thieving Seagulls

Guarding your belongings is hard to do when the thief is one foot tall and can fly.


Citywide Indoor Navigation Is Closer Than You Think

A new app launching in Seoul this fall will allow users to navigate from a street corner down into the subway and even to a particular shop or café in an underground mall.


You Can Literally Hear What Pollution Sounds Like

A team of scientists assigned tones to different air pollutants. Here are the results.

When Building Demolitions Go Wrong

Cough, cough.

Vimeo/1st December Studios

Bangalore in Motion

A video tour of the everyday world of India's third most-populous city.

A Map of New York City's Moods

The Financial District is one of the angriest places in Manhattan, according to software that measures emotion.


Bug Fighting Invention of the Day: A Gun That Shoots Salt, Kills Flies

Pest control is now a spectator sport.


How Much Do Yelp Reviews Matter?

Small differences in ratings can really help (or hurt) restaurants.


Finally, a Motorcycle Powered by Farts

Toilet Tuesday checks in on the always-exciting Japanese bathroom scene.