Calder McHugh is deputy editor of POLITICO Nightly.

Recently appearing on battlefields and often called “robot dogs,” four-legged robots now have a domestic competitor. The ...

A Hero-120 loitering munition from Uvision is displayed alongside Rheinmetall Canada’s Mission Master vehicle during the REPMUS exercise on Sept. 23, 2025, in Troia, Portugal. (Elisabeth Gosselin-Malo ...

Artificial intelligence technology is poised to transform national security. In the United States, experts and policymakers are already experimenting with large language models that can aid in ...