HONOLULU (AP) - An airline passenger flying out of Maui checked in with a weapon not often seen in baggage - the barrel of a cannon. Transportation Security Administration officials confirm they ...

A suspected bomb unearthed at a construction site in Hong Kong triggered a brief evacuation and police cordon on Tuesday but was later identified as a British cannon barrel, not an explosive device.

On March 6, a hulking armored howitzer prototype stood motionless in the desert of the Yuma Proving Grounds of Arizona, its outsized cannon barrel angled steeply upward. Abruptly, the 29-foot-long gun ...