A robot tugboat just made a successful 1000-mile journey overseas

The 'Nellie Bly' is an automated tugboat from the Boston-based company Sea Machines, and it just finished its first trial run of 1000 miles — navigated purely on software. The 16-day nautical journey took it around the coast of Denmark, through the Kiel Canal in Germany, around the Danish islands in the Baltic Sea, and along the Jutland peninsula, before docking in Hamburg. — Read the rest