What do people talk about in Pittsburgh’s neighborhoods? Dan Tasse and Jennifer Chou map your tweets and emojis.
As Nigeria tries to solve its energy poverty crisis, where should it target its grid vs. off-grid solutions? Madeleine Gleave maps demand, infrastructure, and more to explore options.
Pittsburgh has one of the most stable property markets in the United States. Nick Kharas and Emily Sasse investigate why using open data on property sales.