In recent years, spread of terrorism has assumed an alarming proportion across the globe, because of the simplicity and variety of schemes by which these explosive-based weapons can be deployed causing enormous damage to public safety and environmental pollution. This has emphasized the need for rapid, sensitive and reliable detection …

The utility of Modern high frequency Radars have become degraded due to  innovation in stealth that resulted include unusual shapes that deflect radar waves—like the US B-2 bomber’s “flying wing” design (above)—as well as carbon-based materials and novel paints.  China and Russia have since gotten stealth aircraft of their own, …