It's been 75 years since the USS Grayback went missing with 80 sailors aboard. Now, an organization that searches for sunken World War II submarines has solved the mystery of where it went down. On ...

This undated photo, provided by the National WW II Museum in New Orleans, shows Oberleutnant zur See Hans-Gunther Kuhlmann, center, saluting commander of the German U-boat U-166 on his boat. The U-166 ...

October 11, 1943 - A submarine, later dedicated to the city of Wahoo, was sunk by Japan on Oct. 11, 1943. The submarine was under the command of Lieutenant Commander DW. Morton and 79 other crew ...

Eighty years since World War 2, we are still uncovering new lessons, and some of these stretch beyond the battlefield. Here are stories of brave botanists trying to safeguard the world’s first seed ...