01/23/2012 - Some scientists fear that solar flares could cause mass power outages, but utilities want more concrete evidence before deploying costly solutions.
12/20/2011 - Associate editor Matthew Harwood interviews professor Stephen Flynn, founding co-director of the new George J. Kostas Research Institute for Homeland Security at Northeastern University.
12/20/2011 - Businesses participating in Operation Tripwire help alert the FBI to possible terrorist activity by reporting suspicious purchases by customers.
11/19/2011 - While some critics say U.S. Customs and Border Protection has not given the northern border due attention, the agency maintains that it has crafted a strategy for targeting limited assets that does the job without a massive number of boots on the ground.
10/24/2011 - Hoping to persuade research students to abandon careers involving animal testing, activists are mounting harassment campaigns at universities.