In warfare, the threat from the air is so great that measures are taken to counter it from the land and sea as well as the sky. Anti-aircraft weapons have taken a wide range of forms, from the gun ...

Add Yahoo as a preferred source to see more of our stories on Google. GettyImages 2227444080 Jason Wells Loop Images Universal Images Group Getty Images 2 Submarines mauled shipping and threatened the ...

Submarines are hard to find. They exploit ocean depth, acoustic complexity, and thermal layers to maintain low observability and high survivability. Diesel-electric submarines are especially quiet at ...

It might seem counterintuitive to have an aircraft in the sky find something hiding deep under the ocean's surface but not only is it a common task in the United States Navy, there are aircraft ...