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Oceans

Black-and-white computed tomography image of a coral core
Posted inScience Updates

A Coral Core Archive Designed for Transparency and Accessibility

by Avi Strange, Oliwia Jasnos, Lauren T. Toth, Nancy G. Prouty and Thomas M. DeCarlo 20 June 20251 January 2026

CoralCT archives raw and processed data from coral and reef core samples, preserving valuable insights into how corals respond to environmental changes.

A group of more than a dozen penguins stand on a rocky shoreline. A glacier or snowy mountain is across the water not too far from them.
Posted inResearch Spotlights

Where Do Antarctic Submarine Canyons Get Their Marine Life?

by Rebecca Owen 18 June 202518 June 2025

A new study investigates how much of the phytoplankton in the Palmer Deep submarine canyon is homemade and how much is delivered.

Image of a Synechococcus elongatus
Posted inEditors' Highlights

Kuroshio Intrusions into Luzon Strait Increase Chlorophyll

by Takeyoshi Nagai 11 June 202510 June 2025

Using in-situ observational data, scientists reveal that Kuroshio intrusions through the Luzon Strait increase small phytoplankton in the South China Sea.

Map of the ENSO in the pacific ocean with 2 equations overlain.
Posted inEditors' Vox

Two Equations that Unlock El Niño

by Jérôme Vialard 5 June 20254 June 2025

Despite the El Niño–Southern Oscillation’s global reach and complex ocean–atmosphere interactions across timescales, two simple, elegant equations capture its key dynamics and defining properties.

A satellite image shows eddies swirling in a blue ocean surrounded by white ice.
Posted inResearch Spotlights

On the Origins of Subantarctic Mode Waters

Sarah Stanley, Science Writer by Sarah Stanley 2 June 20252 June 2025

A modeling study shows how warm subtropical waters and cold Antarctic waters combine to form an Indo-Pacific water mass that plays a key role in Earth’s climate.

Two graphs from the article.
Posted inEditors' Highlights

Seasonal Iron Cycle and Production in the Subantarctic Southern Ocean

by Eileen Hofmann 29 May 202529 May 2025

Long-term monitoring at a site in the subantarctic region south of Australia combined with ship-based observations reveals three distinct phases between cycles of phytoplankton productivity and dissolved iron.

A metal tool consisting of many cylinders is being suspended over the side of a ship above gray ocean waters. An iceberg is in the background.
Posted inResearch Spotlights

How Greenland’s Glacial Troughs Influence Ocean Circulation

Aaron Sidder, freelance science writer by Aaron Sidder 29 May 202529 May 2025

Glacial troughs in Antarctica promote mixing of warm and cold water, affecting global climate. A new study explores whether the same is true in troughs along Greenland’s coastline.

A satellite image of the Labrador Sea off the coast of Labrador, Canada. Green land can be seen to the left, and white swirls of ice are in the center of the image atop the blue water.
Posted inResearch Spotlights

Water Density Shifts Can Drive Rapid Changes in AMOC Strength

Sarah Stanley, Science Writer by Sarah Stanley 28 May 202528 May 2025

High-latitude variations in density, which appear to be driven by changes in atmospheric pressure, can propagate to midlatitudes and affect the current’s strength within just a year.

Two people lean over the side of a ship, lowering a long, yellow cylindrical instrument into the ocean.
Posted inResearch Spotlights

Robotic Floats Quantify Sinking Carbon in the Southern Ocean

Sarah Stanley, Science Writer by Sarah Stanley 27 May 202527 May 2025

An estimated 2.69 billion tons of carbon are exported to the deep sea every year from the Southern Ocean.

ROV Deep Discoverer images an outcrop during the second of three expeditions to the mid-Atlantic Ridge that comprised Voyage to the Ridge 2022.
Posted inAGU News

Submerged in Science

by Caryl-Sue Micalizio 22 May 202522 May 2025

New generations of submersibles and retired stalwarts of the seas are helping scientists put the depths of the ocean at the tips of our fingers.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

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What Australian Lakes Showed Us About Martian Hydrology

27 July 202627 July 2026
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Enhancing Induced Seismicity: A New Window into Earthquake Physics

28 July 202627 July 2026
Editors' Vox

The Hidden Costs of Mining River Sand

27 July 202627 July 2026
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