Ocean

Oceans cover 70 percent of the Earth. This is the latest on protecting their vast ecosystems.

Latest in Ocean

a mother whale and calf

2026 is off to a hopeful start for these critically endangered whales

By Margherita Bassi

three side by side images of a large jellyfish in a deep sea canyon

Giant phantom jellyfish spotted deep in Pacific

By Laura Baisas

A pink octopus squid floating upside down spotted by MBARI researchers

Dive into 2025’s most stunning deep-sea wildlife encounters

Denman Glacier in Antarctica

Underwater robot survives voyage to ‘never-accessed region of the planet’

This is a type of animal that is related to land spiders but does not belong to that group. They can grow to the size of a palm in the deep sea around Antarctica, but this particular species is only a few millimeters in size Photo: Natural History Museum, London & Göteborgs universitet

Deep sea mining test uncovered multiple new species

a bird with white and gray plummage

Rare seabird saved after swallowing four large fishhooks

By Laura Baisas

P. Mikazuki Portuguese Man O'War

Portuguese Man O’War species honors ‘One-Eyed Dragon’ samurai

a zombie worm, it is long and cylindrical with tentacles

Zombie worms have gone missing

By Laura Baisas

Screenshot of ROV video showing icefish nests on floor of Weddell Sea

The quest to find Shackleton’s ship uncovered an Antarctic mystery

a dolphin blowing bubbles under water

Dolphins may be getting an Alzheimer’s-like disease due to this neurotoxin

By Margherita Bassi

A red cusk-eel burrowed in among tubeworms at a methane seep off the coast of El Quisco in central Chile. Credit: Schmidt Ocean Institute

Tiny spider crabs snack on parasites from Chile’s favorite fish

ROV screenshot of dive to Titan submersible debris on ocean floor

OceanGate’s ‘Titan’ went on 7 dives with a damaged hull before implosion

a baby sea turtle crawling on sand

Green sea turtle no longer Endangered

By Laura Baisas

ASU marine biologist and conservation scientist Jesse Senko fishes a solar-powered illuminated net off the coast of Baja California Sur, Mexico.

Saving sea turtles with solar-powered fishing nets

By Laura Baisas

a lobster with orange and black coloring

Rare 1-in-30-million calico lobster makes her spooky debut

By Laura Baisas

Research team lowering Redwing submersible into ocean from a boat

Self-piloting submarine set to begin historic mission to circle Earth’s oceans

Front and rear view of small porcelain crab

Newly discovered deep-sea lanternshark glows in the waters near Australia

a purple octopus on the bottom of the ocean

13 inspiring photos of thriving deep-sea animals

By Popular Science Team

Several starfish hang out on a cream-colored piece of discarded metal under the sea.

Sunken WWII bombs make a surprising home for sea life

a sea otter with its paw on its head

6 fun photos to celebrate Sea Otter Awareness week

By Popular Science Team