Unhappy customers often tweet their gripes—now AT&T is mining those complaints to improve its service.
Security and freedom can clash when companies decide which smart phones their workers can use.
Data-mining techniques reveal fake Twitter accounts that give the impression of a vast political movement.
Brain-imaging experiments show how bargaining games could provide insights into psychiatric disorders.
New software watches users to figure out what products they might buy.
Mobile broadband services are becoming competitive with fixed data links—which means businesses should be able to cut their wired connections.
A new search engine, Blekko, uses human editors to promote quality pages and block spam content from its results.
All this month, we'll explore questions about how mobile computing will transform what companies do and how they do it.
New search technologies can identify influential documents without relying on links.
The U.S. has plenty of the metals that are critical to many green-energy technologies, but engineering and R&D expertise have moved overseas.