Australia's ambassador to Washington said on Friday his country is working with the Pentagon on the U.S. Defense Department's ...

The introduction of yet another of America’s finite number of attack submarines into the Indo-Pacific indicates how important of an area of operation it has become.

No engineering degree, no blueprint, just years of tinkering. Zhang’s 5‑tonne submarine proves dreams can go deep.

Zhang Shengwu, a 60-year-old farmer from Maanshan, Anhui province, successfully built a submarine by himself, which has drawn ...