The S&P 500 was down 2.3% early Thursday, a day after surging 9.5% following President Donald Trump ’s decision to pause many ...

The president wrote that Transportation Secretary Sean Duffy ... China is potentially getting help in technologies to make its submarines move more quietly, along with other assistance.

A federal judge is allowing President Donald Trump’s administration to move forward with a requirement that everyone in the ...

One is to re-visit the wreckage of the Montevideo Maru, a Japanese prisoner-of-war transport ship that was mistakenly torpedoed by a US submarine more than 80 years ago in the South China Sea ...

"The role of the fast attack submarine is so dynamic that everything changes on a dime," U.S. Navy Commander Jeffrey ...

The U.S. Navy has relied on submarines as an important part of its naval power since the invention of the Turtle, the first military sub, in 1775. Over the years, submarine technology improved ...

The world's oceans are changing, with rising temperatures and different salinity levels. Submarine warfare could be directly affected, and it could be harder to detect the vessels in some areas.

The US Navy (USN) is facing delivery delays and cost concerns with its programmes to build nuclear-powered submarines and ...

All that is to say that, historically, U-boats and submarines of similar vintage used to be quite slow. But modern submarines, despite the added friction of being surrounded by water, are actually ...

At least six people are feared dead and nine others injured after a tourist submarine sank off the coast of Hurghada, a popular Egyptian resort city along the Red Sea. Here are the key points ...