Congressional appropriators have directed the Homeland Security Department's inspector general to investigate one of the department's data-mining projects, saying it appears to lack clear guidelines ...

Dozens of government data-mining programs collect private data about U.S. residents with few civil liberties safeguards, and some violate U.S. law, Democratic members of the Senate Judiciary Committee ...

This is WEEKEND EDITION from NPR News. I'm Rachel Martin. For nearly a week, we've seen a series of leaks that have brought to light secret surveillance programs run by the National Security Agency.

Bennie Thompson (D-Miss.), chairman of the House Committee on Homeland Security, has asked Department of Homeland Security Secretary Michael Chertoff to provide a detailed listing of all IT programs ...

Dozens of U.S. government data-mining programs collect private data about U.S. residents with few civil liberties safeguards, and some violate U.S. law, Democratic members of the U.S. Senate Judiciary ...

The kind of pattern-seeking data mining and behavioral surveillance technologies that are being used by several federal agencies to identify potential terrorists are far too unreliable to be of any ...