The rapid proliferation of drones in places like Ukraine has set off a growing sense of alarm inside the U.S. Army.

The two fighters are tailored to the needs of their respective services; the F-16 is fast and lightweight, while the F/A-18 is better suited to carrier operations.

The automotive world is filled with unique creations, but some vehicles stand out for their unusual designs and concepts. Limited-production cars often serve as experimental platforms for ...

Fred Whipple has long been recognized as a major contributor to our understanding of space and spaceflight—with contributions ...