The SS United States, a staple in South Philadelphia's Navy Yard, will begin its final journey this weekend to become part of ...

One of the most devastating attacks in American history, Pearl Harbor will forever be remembered as the moment the country ...

The undated image shows the U.S. Navy testing a weapon system known as HELIOS from the USS Preble destroyer in the middle of ...

Arizona's three largest electric utilities will jointly explore expanded nuclear-power options. A new plant here could be ...