Twitter Mood

TransportBuzz

Listen in on Some Really Pissed-Off British Commuters

"TransportBuzz" channels collective anger over train delays, backward-facing seats, and really sneezy passengers.

NECSI

Twitter Knows Which Parts of New York City Smell Bad

And other glimpses of the mood of the city.

Shutterstock/QQ7

How Cranky Are Londoners?

With a Twitter-based mood-measuring lightshow displayed on the London Eye, we're about to find out.