MIAMI (AP) – The Port of Miami was hit by its second terrorism scare in two days Monday when a package that was to be loaded onto a cruise ship tested positive for plastic explosives. Authorities ...

This weekend's arrest of a man who boarded a commercial airliner with plastic explosives hidden in his sneakers highlights the difficulty of screening passengers for bomb-making materials. Officials ...

Packaged military explosives were found unattended in an office building at Camp Pendleton, California, on Wednesday, triggering a temporary evacuation of the area. No one was hurt, the Marine Corps ...

WASHINGTON (AP) -- Suicide bombers used thousands of pounds of powerful plastic explosives in the nearly simultaneous series of attacks in Baghdad this week, a possible sign of al-Qaida involvement, a ...

When a veteran beach clean-up expert noticed a bloom of yellow plastic tubing along Outer Cape strands, she began to ask questions. "I had never seen it before," said Laura Ludwig, manager of the ...