Underwater drones hunt treasure, detect mines

摘要

A growing number of companies are using camera-equipped unmanned marine vehicles, or drones, to perform tasks such as searching for buried treasure in sunken ships and assisting the police or military with underwater inspections. Durval Tavares, chief executive of AquaBotix Technology Corp. (Fall River, MA; www.aquabotix.com) told The Wall Street Journal that he expects even more drones in the coming years.