Ocean

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

Latest in Ocean

a penguin looks directly at the camera. it has black and white feathers with some red around the eyes

The clever way Magellanic penguins ride—and adjust to—ocean currents The clever way Magellanic penguins ride—and adjust to—ocean currents

By Laura Baisas

A harbor seal (Phoca vitulina) on the beach during the summer premoult stage.

When wily sea lions and determined wildlife officials sparred in Seattle When wily sea lions and determined wildlife officials sparred in Seattle

Shipwreck bow covered in sea life underwater

Shipwreck fragment linked to one of WWII’s strangest rescue tales Shipwreck fragment linked to one of WWII’s strangest rescue tales

Masked boobies on Johnston Atoll

Pacific island wildlife refuge spared from SpaceX rocket project Pacific island wildlife refuge spared from SpaceX rocket project

a yellowtail parrotfish swims by a coral reef

Real Coral Reefs of Miami: A Q&A with the marine biologist behind a popular livestream Real Coral Reefs of Miami: A Q&A with the marine biologist behind a popular livestream

By Laura Baisas

Orca whale on beach

Wild orcas will sometimes offer food to humans Wild orcas will sometimes offer food to humans

two sea turtles released into the ocean wearing transponders

17 rehabilitated sea turtles released off Cape Cod 17 rehabilitated sea turtles released off Cape Cod

By Laura Baisas

a plastic bag and other garbage on a shoreline

Plastic bag bans work, new study shows Plastic bag bans work, new study shows

By Lauren Leffer

Huge wave breaking. Ocean spray is thrown into the air. World famous surf break named Jaws on the Northshore of Maui, Hawaii.

What’s the formula for the ‘perfect wave’? What’s the formula for the ‘perfect wave’?

By Avery Schluyer Nunn

A great hammerhead shark swimming close to the surface in Bimini, Bahamas, Caribbean Sea.

Young hammerhead sharks love Biscayne Bay. Leave them alone, humans. Young hammerhead sharks love Biscayne Bay. Leave them alone, humans.

By Laura Baisas

a leopad seal with its mouth wide open

15 riveting images from the 2025 UN World Oceans Day Photo Competition 15 riveting images from the 2025 UN World Oceans Day Photo Competition

By Popular Science Team

Gonatus Antarcticus squid seen underwater

Watch the mesmerizing first-ever footage of a rare Antarctic squid Watch the mesmerizing first-ever footage of a rare Antarctic squid

a blue fish with a pointy face in a california kelp forest

Q&A with the team behind ‘Ocean with David Attenborough’ Q&A with the team behind ‘Ocean with David Attenborough’

By Laura Baisas

Dead coral sit on the ocean bed in the Straits of Florida near Key Largo, Florida, on September 23, 2021. The coral is very gray and white

Probiotics can help heal ravaged coral reefs Probiotics can help heal ravaged coral reefs

By Laura Baisas

a humpback whale calf swims in front of its mother

Humpback whales can give birth while migrating thousands of miles Humpback whales can give birth while migrating thousands of miles

By Laura Baisas

Close up of deep sea squid

Humans have only seen 0.001 percent of the ocean floor Humans have only seen 0.001 percent of the ocean floor

World War II jeep found at site of underwater shipwreck

NOAA needs help identifying car found in WWII shipwreck NOAA needs help identifying car found in WWII shipwreck

Spotted dolphin with head above water

Google made an AI model to talk to dolphins Google made an AI model to talk to dolphins

Green ocean island water against blue sky with mountains in distance

Earth’s oceans weren’t always blue, scientists say Earth’s oceans weren’t always blue, scientists say

an baby orca surfaces behind its mother

Baby orca is a descendent of a whale almost sold to SeaWorld in 1976 Baby orca is a descendent of a whale almost sold to SeaWorld in 1976

By Laura Baisas