Robot-recovered samples from the Soviet-era submarine which sank in the Norwegian Sea reveal high levels of radiation, but scientists say there's no danger to fish or humans.
The Kremlin has said it won't release much information as it was on a secret mission, however it has confirmed that the submarine was nuclear powered and that its reactor was not damaged.
The origin of a fire that killed 14 crew aboard a nuclear-powered submarine has been located to the vessel's battery compartment.
One man reached the deepest point in the ocean, only to find litter and sweet wrappers.
A former prison isle off Rome's coast is the diving mecca of the Tyrrhenian Sea.
Checking in at Maradiva, a five-star family-owned, all-villa resort, on the west coast of Mauritius.
The sustainable seafood dinner is served with a unique view, 5 metres below the surface.
This underwater world brims with friendly barracudas, endangered loggerhead turtles and giant groupers.
"This bay is made of 19 coats of glass and it's 35 centimeters thick"