Arizona’s Supreme Court building was evacuated Monday after a suspicious package was found, which reportedly tested positive ...

Court officials discovered the package, which had no return label, prompting an immediate law enforcement response.

A report of suspected explosives interrupted operations at the Buckley Space Force Base in Aurora on Monday, though ...

A report of suspicious explosives at a Space Force Base was made on Monday in Colorado, prompting an emergency response.

Authorities say reports of explosives in the East Valley turned out to be a hoax, officials said. On Monday, the Maricopa ...

A student watches an explosive ordnance disposal demonstration during counterterrorism training at the Besmaya Range Complex, Iraq, on Dec. 16, 2018. (U.S. Army photo by Spc. Sarah K. Anwar) Figure 2: ...

What appeared to be explosives were found in a car belonging to the gunman who fired multiple shots at former president Donald Trump in Pennsylvania Saturday, sources tell ABC News.One source told ABC ...

Airline security experts have been talking for years about the threat posed by liquid and gelled explosives and the inadequacy of current airport screening devices to detect them. This is especially ...

Videos also show the pair allegedly training in rural Australia and making statements in front of Islamic State flags.

Pakistani security forces seized nearly 2,000 kilograms of explosives from a truck in Karachi, thwarting suspected plans for large- ...

A crate containing stolen military explosives is shown on Nov. 5, 2010, in Quantico, Virginia. (Naval Criminal Investigative Service via AP) The Marine Corps demolition specialist was worried — about ...