New Robot Submarine from MIT

DOScrash writes: Popular Mechanics has a story on M.I.T.'s most autonomous robotic submarine ever, the Odyssey IV. It can dive more than 3.5 miles without a tether and knows how to get itself up if it's in trouble. Could be a boon to underwater research: http://www.popularmechanics.com/science/robotics/4285189.html