The firework jellyfish is rarely seen by humans, but its bioluminescence could put any July 4th show to shame.

Imagine drifting through the ocean, surrounded by creatures so alien and ancient that they predate dinosaurs, trees, and even ...

Find Sea Nettle Pictures stock video, 4K footage, and other HD footage from iStock. Get higher quality Sea Nettle Pictures content, for less—All of our 4K video clips are the same price as HD. Plans ...

Find Jellyfish Polyp stock video, 4K footage, and other HD footage from iStock. Get higher quality Jellyfish Polyp content, for less—All of our 4K video clips are the same price as HD. Video Back ...

They are found in every ocean on Earth and come in various shapes ... to 12 inches and long tentacles stretching up to 100 feet. The Sea Nettle is a jellyfish species commonly found in the Atlantic ...

Yet underneath the shimmering waves lie some of the ocean’s most dangerous ... these octopuses demand cautious observation. Jellyfish in its natural habitat. Image via Depositphotos. Jellyfish such as ...

A strange video from the South Atlantic Ocean showed parasites on a deep-sea fish. These parasites, Lophoura szidati copepods, looked like they had pigtails. They clung to the head of a rattail ...

After months undergoing rehabilitative care, 31 critically endangered sea turtles are now back in the Atlantic Ocean.

The warming hole might be a sign that Atlantic Ocean currents are slowing down ... freezing weather in parts of Europe, exacerbate sea level rise along the U.S. East Coast, and trigger droughts ...

FORT FISHER, N.C. — After months of undergoing rehabilitative care, 31 critically endangered sea turtles are now back in the Atlantic Ocean. Biologists from the New England Aquarium drove the 25 ...