This video shows forging a giant knife from a solid metal sphere. With no edges or flat faces, shaping must be invented. Heat allows gradual redistribution of mass. Each hammer blow forces direction.

Joint Task Force Southern Spear forces struck two alleged narco-terrorist vessels moving along a major drug corridor in the Eastern Pacific on Thursday, killing five militants without suffering any ...

The war in Ukraine has made one thing unmistakably clear: drones are no longer a support weapon on the battlefield. They are central to how modern wars will be fought. From reconnaissance and ...

Get the latest federal technology news delivered to your inbox. The war in Ukraine has made one thing unmistakably clear: drones are no longer a support weapon on the battlefield. They are central to ...