In early August, blue crab fans took over Lewes, Delaware, for the Crab Pot Jamboree, where the biggest catch was learning ...

Under the leadership of Robert Rines, a lawyer trained in physics, the team pointed a sophisticated form of sonar, called side scan sonar, out into Loch Ness from a point near the shore.

Their main search tool was a deep-water, multi-beam, side-scan sonar, or ‘fish’, that was towed behind the ship at the end of some 4,000 to 6,000 m of cable. As the fish proceeded through the ...