Business TechTwitter taps IBM for data analytics, now we know what Watson's up to IBM's Jeopardy-winning supercomputer is reading tweets now. Watson's insights could help businesses gauge the health of their products and services, while helping them adjust to new trends.by Quinten Plummer
Business TechTwitpic is dead but it's domain and photo archive will live on, thanks to Twitterby Nicole Arce
CultureTwitter to fund learning center for San Francisco's homeless in exchange for hefty tax breakby Cameron Koch
CultureEbola in NYC: People respond to the news on Twitter as only New Yorkers wouldby Laura Rosenfeld