New evidence from an old NASA mission supports the theory that Jupiter's moon Callisto is in fact an ocean world.

Now, a surprising deep-sea discovery could transform how we date past events, revealing an unexpected tool hidden beneath the ocean floor ... different parts of the world—an advancement that ...

The historic, aging ocean liner that a Florida county plans to turn into the world’s largest artificial reef has completed the first leg of its final voyage ...

Experts say one of our Southern Resident Orcas will soon turn 100 years old! “Ocean Sun”, also known as L25, is considered the oldest orca in the world. However, she hasn’t had an easy life.

New evidence from an old NASA mission supports the theory that Jupiter's moon Callisto is in fact an ocean world. Credit: NASA / JPL / DLR A moon of Jupiter about the size of Mercury likely has a ...