Some weapons were ahead of their time, while others were just... weird. The McAdam Shield Shovel, a trench tool turned sniper shield, was meant to revolutionize warfare but became a battlefield ...

PITTSBURGH, Jan. 28, 2025 /PRNewswire/ -- "I install sprinklers, and I needed a handheld trenching tool to create a uniform trench," said an inventor, from Scottsbluff, Neb., "so I invented THE ...