An apartment complex in the Castleberry Hill neighborhood of Atlanta is going high-tech to help prevent crime.

Welcome back to the Fluctus Channel for our investigation into the future of robot dogs and other robotic systems in the military. Fluctus is a website and YouTube channel dedicated to sea geeks.

Spot, the four-legged robot from Boston Dynamics Inc., is perhaps best known for its viral dance routines to songs like “Uptown Funk.” But beyond its playful antics, Spot’s ability to climb stairs and ...