Twitter: Spatial Patterns; Economic Activity; Social Activity

December 10, 2011, 11am PST
A new study that explores the geography of twitter networks finds that rather than making place obsolete, their intensity can be predicted by location and proximity, suggesting they enhance location based relationships.
The Atlantic
March 3, 2011, 9am PST
A study of Twitter-use patterns found that some cities are far more active early in the morning, while others showed higher activity at night or on weekends.
Sustainable Cities Collective