Monitoring remote stretches of water presents an awkward logistics problem. Boats can remain at sea for long periods but may ...

Counter-drone weapons face a growing range problem. As unmanned aircraft become faster, more maneuverable and capable of operating farther from their targets, air-defense systems need to intercept ...

Detecting radio signals across a wide range of frequencies normally creates a hardware problem. Conventional antennas are ...

Battery weight remains one of the biggest constraints on electric drones and autonomous systems. Adding more cells can extend ...

Precision weapons face a growing navigation problem. GPS can be jammed or unavailable, while weapons that depend on ...

Small and medium-sized drones are forcing ground forces to rethink air defense. Fixed systems can protect bases and other ...

Moving people and cargo quickly across coastal waters usually means choosing between two very different options. Boats can ...

Fixed-wing drones can travel farther and faster than many multirotor aircraft, but operating them can require more space, ...

Light military vehicles face an uncomfortable tradeoff. They need to remain mobile enough to move personnel and equipment ...

Electronic warfare creates a tactical dilemma. Jamming hostile communications can protect troops and disrupt enemy operations ...

Modern combat aircraft can share crowded airspace with friendly fighters, allied forces and potential threats, sometimes ...

Autonomous vehicles, drones and military platforms increasingly depend on accurate positioning to understand where they are and navigate safely. But positioning becomes more difficult when operating ...