Sonar, which gauges the time it takes for sound waves to ricochet off items and travel back to a recipient, is the most ideal approach to imagine submerged landscape or investigate marine-based structures. Sonar frameworks, however, must be conveyed on boats or floats, making them moderate and restricting the territory they can cover. Notwithstanding, engineers at Stanford University have built up another cross breed method joining light and sound. Airplane, they recommend, could utilize this consolidated laser/sonar innovation to clear the sea surface for high-goal pictures of lowered items. The confirmation of-idea airborne sonar framework, introduced as of late in the diary IEEE Access , could make it simpler and quicker to discover depressed wrecks, research marine environments, and spot adversary submarines. "Our framework could be on a robot, plane or helicopter," says Amin Arbabian , an electrical designing educator at Stanford University. "It very well may be con...