The glacial Arctic Ocean was not a barren ice desert but a breeding ground for the evolution of cold adaptation in marine ...

Giant manta rays can grow up to nine meters (30 feet) long with a disk size of seven meters (23 feet) across and weigh up to ...

One year after the species was reclassified from “endangered” to “least concern,” green turtles in the western Indian Ocean exemplify that return—and the subtleties a global designation can miss ...

UNESCO is growing its environmental DNA, or eDNA, expedition programme. This ambitious and cost-effective project can give usable ocean data in a couple of weeks using a small number of seawater ...

The Trump administration plans to lease nearly 100 million acres of Pacific Ocean seafloor. Opponents say its a potential ...

Researchers are trying to figure out why dead sharks keep washing ashore along Florida's east coast, including a hammerhead that recently turned up on Indian Harbour Beach. Sharks as a whole are ...

The bottlenose dolphin is known as one of the most commonly seen dolphin species in aquariums. Their smooth bodies, graceful ...

From lionfish to green crab, a growing movement is putting invasive species on the menu.

Scientists just recognized a penguin species that had been hiding in plain sight for hundreds of thousands of years, and the ...

Adults can reach 30 feet long and weigh over 4,400 pounds, but coastal areas offer the young fish space to grow.

Dumbo octopus footage from a 2024 Ocean Exploration Trust expedition near Palau captures rare behavioral data on cirrate ...