Discover seven of the rarest and most elusive ocean animals known to science—some barely seen, others on the edge of ...

Notable sightings along the way included the discovery of an extensive crinoid meadow at a depth of 9,100 meters (29,855 feet ...

Rising ocean temperatures, heatwaves and dwindling prey are forcing marine mammals into new and more dangerous waters, scientists warn.

What's the rarest ocean animal? Discover the rare and endangered ocean animals along with those that are rare because they're ...

A massive jellyfish, the heaviest on Earth, has been spotted off the Washington coast.

The ocean covers more than 70 percent of Earth’s surface, yet we’ve explored less of it than we have the surface of the moon.

The historian Procopius described how a creature called Porphyrios terrified sixth-century sailors for 50 years. But what was ...

Visitors to Seaside might be surprised, and a little grossed out, to find thousands of transparent, blubbery, worm-like ...

Earth is full of bizarre creatures, with more being discovered each year. As documented in the scientific journal Species ...

New research has found that deep-sea mining in international waters could threaten at least 30 species of sharks, rays and ...

Oceanographic magazine reported this week on new research focused on a tiny crustacean called Corophium volutator. This ...

Coastal Africa and the continent's island nations, like the Seychelles and Madagascar, are inviting places to cruise, with ...