Faster maintenance for traffic control systems

A new app from Siemens halves the time needed for technicians to service intelligent traffic management systems on highways. The automatic display panels on sign gantries are controlled by sensors, and the exchange of data ...

US agency reveals more secrets after court order (Update)

The Obama administration has given up more of its surveillance secrets, acknowledging that it was ordered to stop scooping up thousands of Internet communications from Americans with no connection to terrorism—a practice ...

US intelligence chief sorry for 'erroneous' answer (Update)

Director of National Intelligence James Clapper apologized for telling Congress earlier this year that the National Security Agency does not collect data on millions of Americans, a response he now says was "clearly erroneous."

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