(AP)—Researchers are using new 3-D sonar imaging technology to capture the most complete picture yet of what remains of the only U.S. Navy ship sunk in combat the Gulf of Mexico during the Civil War.

Space & Earth - Earth Sciences

Sep 11, 2012 not rated yet 0

(AP) -- A new iPad app developed from images from the Library of Congress is giving viewers a look at the Civil War in 3D.

Technology - Software

Apr 19, 2011 not rated yet 0