Archaeologists uncovered an unexploded mortar shell at Scotland's Culloden Battlefield, the site of the bloodiest battle in Scottish history. Here are details and photos.

A shell exploded inside a tank during an exercise at a southern Japanese army training area, killing three soldiers and ...

Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or treating them like clothing. Biology disagrees. A turtle shell is not an ...