Oceans

Oceanographers Map Legacy of Nuclear Tests at Bikini Atoll

Sonar scans reveal undersea craters from atomic testing conducted between 1946 and 1958

Short-finned pilot whale, Globicephala macrorhynchus, underwater off Isla San Marcos, Baja California Sur, Mexico.

Ancient Whale Fossil Helps Detail How the Mammals Took From Land to Sea

A 39-million-year-old whale with floppy feet, which may not have been very good for walking, helps illuminate the massive animals' transition to the oceans

Loss of oxygen allows algae to thrive, which in turn has cascading effects on marine ecosystems.

The World’s Oceans Are Being Starved of Oxygen

An alarming report found that there are 700 marine sites impacted by low oxygen levels—up from 45 in the 1960s

Science thanks you for your service, elephant seal!

Seals With High-Tech Hats Are Collecting Climate Data in the Antarctic

Scientists hooked the animals up with sensors that monitor how heat moves through deep ocean currents

This Electric Eel Is Shocking Around the Christmas Tree

The Tennessee Aquarium's internet-famous eel, Miguel Wattson, is powering Christmas lights in the exhibit

Researchers Measure a Wild Blue Whale's Heart Rate for the First Time

The team found the world's largest mammal pushes its heart to its limits

Although ammonoids died out around the same time as most dinosaurs, new computer models are revealing how these marine animals moved through the water.

Video Game-Inspired Models Demonstrate How Prehistoric Squid Relatives Swam Through the Seas

By simulating liquid flows around the shells of ammonoids, scientists study how these ancient animals moved

A humpback whale basks in sunlight at the ocean's surface in Atlantic Ocean off the coast of the Dominican Republic.

South Atlantic Humpback Whales Have Rebounded From the Brink of Extinction

A new study estimates that the group’s population has grown from 440 individuals in 1958 to nearly 25,000 today

Two cows photographed in 2017 on Cedar Island. Three cows, not pictured, were found later following Hurricane Dorian.

Three Cows Swept Away by Hurricane Dorian Have Been Found Alive

Officials think the brave bovines swam between four and five miles to the Cape Lookout National Seashore

Lucy Hughes holds a piece of MarinaTex.

This Bioplastic Made From Fish Scales Just Won the James Dyson Award

British product designer Lucy Hughes has invented a biodegradable plastic made from fish offcuts

Illegally caught belugas in a pool in Srednyaya Bay near the city of Nakhodka in Russia's Far East.

Russia Frees Last Belugas From Notorious ‘Whale Jail’

Dozens of orcas and belugas had been kept in small sea pens, reportedly awaiting sale to China

A two-month-old filefish collected in the survey surrounded by plastic bits.

Newly Identified Fish Nurseries Are Choked With Plastic

Larval fish congregate in surface slicks, which contain plankton—and 126 times more plastic than surrounding waters

One of the wrecks discovered off the coast of Vaxholm

This Wreck May Be the Sister Ship of Sweden's Ill-Fated 'Vasa' Warship

Divers discovered the wreckage of two 17th-century warships off the coast of an island near Stockholm

An image of the Camp Fire in Northern California on November 8, 2018, from the Landsat 8 satellite.

Scientists Around the World Declare 'Climate Emergency'

More than 11,000 signatories to a new research paper argue that we need new ways to measure the impacts of a changing climate on human society

This is a European shore crab in the wild. Crabs like this were used in the study to complete mazes.

Crabs Can Learn to Navigate Mazes, Too

A new study highlights the cognitive abilities of an understudied animal

These Newly Discovered Shrimp Call a Whale Shark's Mouth Home

Found in a whale shark off Okinawa, hundred of amphipods were living it up in the giant fish's gills

The sea urchins are causing havoc.

Voracious Purple Sea Urchins Are Ravaging Kelp Forests on the West Coast

The trouble started in 2013, when sea stars, an urchin predator, began to die off

Understanding plankton is essential to studying how ocean life is sustained.

This Device Has Been Measuring the Ocean's Plankton Since the 1930s

Largely unchanged since it was invented, the Continuous Plankton Recorder collects plankton as it is towed behind a ship

Why Did Thousands of Rubber Bands Show Up on an Uninhabited Cornish Island?

Nesting gulls have likely been trying to feed the bands found in nearby flower fields to their chicks for decades

The team discovered a whale fall while exploring Davidson Seamount off central California’s coast.

Watch Marine Life Feast on a Complete Whale Skeleton on the Ocean Floor

It’s spooky season on the seafloor, too

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