In this Dec. 4, 2012 photo, Woods Hole Oceanographic Institution chief scientist Mark Baumgartner, aboard a ship in the Gulft of Maine, secures an underwater robot, or glider, used to

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In this Dec. 4, 2012 photo, Woods Hole Oceanographic Institution chief scientist Mark Baumgartner, aboard a ship in the Gulft of Maine, secures an underwater robot, or glider, used to collect acoustic data to help scientists locate endangered whales in the north Atlantic Ocean. (AP Photo/Woods Hole Oceanographic Institution, Nadine Lysiak) less