Ever wondered how submarines dive deep into the ocean and then return to the surface with such precision? In this video, we reveal the fascinating science behind how submarines submerge and emerge.

Vessel has submerged displacement of 11,000 tonnes, maximum speed of 30 knots and can operate at a depth of 400 metres, according to PLA.

Lawmakers approve $4 million to relocate and reestablish Muskogee's USS Batfish—a WWII submarine turned museum, closed since ...

NAHA—The sight of white crabs with long, slender legs and tiny, dot-like eyes drew a yelp of astonishment from Yoshihisa Fujita, even though the researcher was submerged deep in the sea in a submarine ...

The warning is from the Coast Guard and is linked to "submarine activity in immersion": at the request of the Navy it was "necessary to regulate the sea area affected by the exercise for reasons ...