A report conducted by DC's Protective Services Police Department says that fake bombs cleared security at some DC buildings.

Britain will have 13,500 troops deployed on land, at sea and in the skies to help protect next summer's Olympics.

TSA's known-traveler program is being expanded to Las Vegas' McCarran International Airport.

NASA says it has lost or misplaced more than 500 pieces of the lunar rocks and other space samples.

America smashed the record for billion-dollar weather disasters this year with a deadly dozen, and counting.

A campus police officer and another man were shot and killed Thursday at Virginia Tech. But the campus lockdown has now been lifted.

Two people, including a Virginia Tech police officer, were dead after a shooting incident on Virginia Tech's campus in Blacksburg today, the university said.

Lapses in security made it possible for Greenpeace activists to gain entry to a nuclear power plant southeast of Paris.

According to a new report by the National Fire Protection Association (NFPA), in 2005-2009, there were an average of 15,700 reported structure fires in high-rise buildings per year with an associated $235 million in direct property damage

Self-reported criminal histories for school employees are due at all Pennsylvania schools this month.