The investigative minds at How to Survive explain how to manage carbon dioxide levels and the specialized "escape towers" used to reach the surface from a disabled vessel on the seafloor.

Manitowoc sits right on the western shore of Lake Michigan, and if you’ve been driving past it on I-43 thinking it’s just ...

Unfortunately, as far as the Mediterranean is concerned, it would not be wrong to say that “not a single inch of it is clean.” ...

Some 100 feet below the ocean's surface, Stephen Hawking peeked through the circular porthole of a submarine and saw the brilliant blue tropical water. It was March 2006, and the famous astrophysicist ...

The sinking of the IRIS Dena underscores the fact that navies do not fight like armies — deploying men, machines and ordnance across a line on the land — but engage wherever the enemy might be found, ...