Tech

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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.

KTNET

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.

Reuters

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.

BugASalt

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

Pest control is now a spectator sport.

Bgreenlee/Flickr

How Much Do Yelp Reviews Matter?

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

Toto

Finally, a Motorcycle Powered by Farts

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

Courtesy of the District of Columbia

Map of the Day: D.C. Internet on the Internet

Turns out the White House has one of the slower download speeds in the city.

NEON

A Continental Network to Monitor How We're Trashing the Environment

New nationwide observatory will track how climate change and land use affect ecosystems.

Flickr/JSmith Photo

Policing the Police on Those Distracting In-Car Computers

Fort Wayne moves to limit when officers can type and stare at their on-board screens.

Videos
Keita Takahashi

Life-Size Video Game of the Day: Pac-Man

The ghosts are all around you at New York's Babycastles Summit.

Maps
Public Lab

The Future of Aerial Mapmaking: Cheap Helium Balloons

A $95 DIY kit can help you map your city with higher resolution than Google Earth can.

Wikimedia Commons

The Future Lies in Wood Pulp

The material could change nearly everything we use.

NASA Goddard Photo/Flickr

Discovery of the Day: How to Weaken a Hurricane

The answer lies in Marine Cloud Brightening, exactly what it sounds like.

Rian Castillo

Can Altering a Stoplight's Yellow Signal Help Save Lives?

Take a trip to the "dilemma zone," the strip of road where auto accidents are born.