New Age Submarines: Run Silent, Run Deep

With sensors and submarine detection methods getting more sophisticated and advanced, the primary advantage of a submarine, its ability to operate undetected and unobserved, has been getting vitiated because of the need to surface frequently for recharging batteries. Even coming up to snorkel depth, while evading human visual capabilities, is now well within the cognisant ability of advanced ‘eyes in the sky’.

Amrish Sahgal