Researchers use phone records to build a mobility model of the Los Angeles and New York City regions with new privacy guarantees.
An examination of simple cell-phone records reveals maps of poverty levels, ethnic divides, and the movements of sports fans.
The creators of Ushahidi, a crisis mapping platform, have developed hardware that keeps wireless communication going in the midst of chaos.
Dummy water-plant control systems rapidly attracted attention from hackers who tinkered with their settings—suggesting it happens to real industrial systems, too.
The largest-ever release of mobile-phone data yields a model for fixing bus routes.
The threat of superfast Google Fiber is causing other Internet providers to crank up their own offerings.
New platforms for fact-checking and reputation scoring aim to better channel social media’s power in the wake of a disaster.
Police can obtain huge quantities of social network data but must sort out the junk to glean useful information.
Collecting and analyzing information from simple cell phones can provide surprising insights into how people move about and behave—and even help us understand the spread of diseases.
Making human-friendly robots is a pressing challenge and a big opportunity.