Current unmanned aircraft – including the MQ-1 Predator, MQ-9 Reaper and RQ-4 Global Hawk have excelled against terrorists, both for near-persistent intelligence, surveillance and reconnaissance and strike capability for Reapers and Predators. This was partly due to the permissive environments of southwest Asia counter terrorism missions against technologically inferior groups. In …

As the name indicates, ultrasonic sensors measure distance by using ultrasonic waves. The basic working principle of these sensors is based on echolocation, which involves transmission of ultrasonic waves to the target object, which reflects it back to the source after receiving the initial wave. The ultrasonic sensors detect the exact …

Deep sea reach is important to Navies which can collect the information about enemy submarines as well as carry out their own operations undetected. China continues to make progress in deep sea exploration following the three-month mission of a new underwater glider in the South China Sea, which experts said …