Oceanography News

September 18, 2026

Top Headlines

Scientists Just Discovered Why Arctic Sea Ice Moves so Strangely

Sep. 17, 2026 Arctic sea ice may move in unexpected ways because individual ice floes are constantly colliding and transferring energy. Researchers found that this simple process can explain several long-standing mysteries about how quickly the ice moves and ...

A Coral Reef Thought Dead for 60 Years Is Teeming with Life

Sep. 14, 2026 More than 60 years after surveys suggested a deep coral reef off Benin was probably dead, scientists have found it alive. Cameras revealed healthy-looking coral patches supporting multiple fish species more than 50 meters beneath the surface. The ...

This German Submarine Sank in 1917. It’s Still Leaking TNT

Sep. 14, 2026 A World War I submarine wreck off Denmark is leaking TNT into the surrounding water, seabed, and marine life more than a century after it sank. Scientists warn that thousands of similar wrecks could pose growing environmental risks as they continue ...

Back-to-back Arctic Storms Can Double Sea Ice Loss

Sep. 13, 2026 Scientists have found that Arctic cyclones become especially destructive when several strike one after another. These storm clusters cause about twice as much sea ice loss as isolated cyclones, with impacts that persist roughly two and a half times ...

UNESCO Warns There’s Close to a 100% Chance of a Mediterranean Tsunami

Sep. 10, 2026 The Mediterranean may seem far removed from the world’s major tsunami zones, but history and modern modeling show that destructive waves can strike the French Riviera with surprisingly little warning. Some tsunamis could reach shore in under 10 ...

Antarctica Gained a Record 695 Billion Tons of Ice. Scientists Found the Surprising Reason

Sep. 6, 2026 East Antarctica gained an astonishing 695 billion tons of ice between 2021 and 2023, temporarily slowing Antarctica’s long-term decline. Researchers found that warming thousands of miles away in ...

Giant Greenland Iceberg Slams Into Joe Island and Survives

Sep. 4, 2026 A giant iceberg measuring more than 76 square kilometers broke from Greenland’s Petermann Glacier in August 2026, marking the Arctic’s largest glacier calving event since 2020. The berg later slammed into Joe Island but survived without breaking ...

Hundreds of Hidden Earthquakes Found at Antarctica’s Doomsday Glacier

Aug. 30, 2026 Hundreds of previously overlooked seismic events have been detected beneath Antarctica, including 245 near the marine edge of the Thwaites Glacier. Many appear to be glacial earthquakes caused when huge icebergs break off, capsize, and collide with ...

Australia’s Red Soil May Be Hiding a Massive Clean Energy Source

Aug. 29, 2026 Researchers have discovered that Western Australia’s iron-rich rocks can naturally generate hydrogen and that the process may be boosted to produce much larger amounts. If it can be scaled up, the vast formations beneath the Pilbara could become a ...

Scientists Find a Huge Hidden Ice Reservoir Beneath Utah’s Mountains

Aug. 27, 2026 Beneath the rocky slopes of Mount Timpanogos lies far more ice than anyone walking across the surface might suspect. Researchers used gravity measurements to map the buried glacier in 3D and found it is about 83% ice, with enough frozen water to ...

Manhattan-sized Ice Island Breaks Off Greenland’s Petermann Glacier

Aug. 26, 2026 A Manhattan-sized ice island has broken away from Greenland’s Petermann Glacier after years of growing fractures weakened its floating ice tongue. Scientists expect two more huge sections could soon detach, potentially removing about 22 percent of ...

Forces Deep Inside Earth Helped Antarctica Freeze Before the Arctic

Aug. 25, 2026 Scientists may have solved the mystery of why Antarctica froze millions of years before the Arctic. Slow-moving waves deep inside Earth gradually lifted East Antarctica, building mountains and a high plateau where snow and ice could survive even in ...

Latest Headlines

updated 10:23am EDT

The Next Cascadia Megaquake Could Hit Oregon Harder Than Expected

Aug. 30, 2026 The Juan de Fuca plate beneath northern Oregon appears to be shallower than previously estimated, potentially making shaking from a future Cascadia megathrust earthquake significantly stronger. ...

A Manhattan-Sized Ice Island Just Broke Free from Greenland

Aug. 25, 2026 A huge section of Greenland’s Petermann Glacier has snapped off, forming an ice island about the size of Manhattan. Satellites watched cracks spread rapidly before the 76-square-kilometer slab ...

A Lost Mega-Cliff May Explain the Grand Canyon’s Missing Billion Years

Aug. 20, 2026 A colossal cliff system created as the supercontinent Rodinia broke apart may have exposed the heart of the Grand Canyon nearly a billion years before the Colorado River carved it. The ancient ...

Scientists Discover a Natural Arctic Cloud Factory Missing from Climate Models

Aug. 18, 2026 A newly discovered Arctic process can dramatically boost the number of particles that help form clouds. Near melting sea ice, sunlight reacts with ...

Scientists Detect a Surprising Shift in Human Blood as Atmospheric CO2 Rises

Aug. 15, 2026 Rising carbon dioxide in the atmosphere may be leaving a measurable imprint inside the human body. Researchers analyzing more than two decades of ...

The Atlantic Ocean Can Handle More Warming Than Expected — With One Big Catch

Aug. 14, 2026 Scientists have found that the AMOC may be far more vulnerable to rapid warming than to temperature alone. When warming happens slowly, the ocean can ...

Marine Heatwaves Are Harming Human Health in Surprising Ways

Aug. 11, 2026 Marine heatwaves are emerging as a threat not just to coral reefs and fisheries, but to human health and well-being. Researchers warn that unusually hot oceans can fuel stronger storms, trigger ...

The AMOC Stayed Strong Even as a Major Ocean “lifeline” Nearly Shut Down

Aug. 6, 2026 Ancient seafloor sediments have revealed a surprising twist in how the Atlantic’s massive circulation system works. During a cold period about 3.4 ...

Ancient Arctic Carbon Is Pouring Into the Sea, but the Seabed Captures Most of It

Aug. 3, 2026 Thawing Arctic permafrost is releasing ancient carbon into the ocean, raising fears that microbes could turn it into greenhouse gases and accelerate ...

AI Reveals a Massive Algae Boom Across the World’s Oceans

Aug. 2, 2026 An AI analysis of 1.2 million satellite images shows that floating algae blooms are spreading across the global ocean. The rapid growth of massive seaweed mats could reshape marine habitats while ...

Ancient Ferns Turned Triassic Europe Into a Wildfire Inferno

July 22, 2026 Ancient fern savannahs may have transformed parts of Europe into a wildfire-prone inferno during the end-Triassic mass extinction. New fossil evidence suggests the ferns repeatedly regrew after ...

Earth’s Waters Are Quietly Running out of Oxygen, Scientists Warn

July 20, 2026 Oxygen is disappearing from oceans, lakes, rivers, and coastal waters at an alarming rate, threatening aquatic life and weakening the natural processes that help regulate Earth’s climate. ...

NASA Captured the Black Sea Turning Brilliant Turquoise from Space

July 15, 2026 NASA's PACE satellite captured the Black Sea glowing turquoise during its annual phytoplankton bloom. The vivid color comes from massive numbers of coccolithophores, microscopic organisms whose ...

Earth Has a Natural Thermostat and Scientists Finally Know How It Works

July 16, 2026 Scientists have identified a hidden feedback loop that may explain how Earth has regulated its climate for tens of millions of years. As sea levels rose and fell, they changed how much phosphate ...

Scientists Finally Solved the Mystery of Earth's Greatest Mass Extinction

July 12, 2026 Why do beaches today have seashells from clams and snails instead of brachiopods? A new study suggests the answer lies in Earth's greatest mass extinction, when warming oceans and falling oxygen ...

A Slowing Atlantic Current Could Unleash Stronger California Storms

July 28, 2026 A weakening Atlantic current could supercharge California’s atmospheric rivers while leaving Greenland with fewer snow-producing storms. The changes could raise flood risks, strain infrastructure, ...

Tiny Aerosol Particles Could Supercharge Tropical Storm Clouds

Aug. 1, 2026 Scientists discovered unusually high water-vapor supersaturation inside deep tropical clouds, creating conditions in which tiny aerosol particles could intensify storm updrafts. The finding suggests ...

Antarctica May Give the World Decades to Prepare for Rising Seas

July 23, 2026 Scientists may be able to reliably forecast Antarctic ice loss through the middle of this century, offering governments a vital head start on sea level rise. After that, unstable ice retreat could ...

Koalas Nearly Went Extinct Before Humans Arrived, DNA Study Reveals

July 17, 2026 A major DNA study has rewritten the koala's evolutionary story, revealing that the species suffered a dramatic population collapse about 100,000 years ago, long before humans arrived in ...

Scientists Discover Vast Hidden Structure Beneath Antarctica’s Ice

June 4, 2026 A giant fan-shaped network of hidden basins has been discovered beneath East Antarctica, revealing that several well-known subglacial features are actually part of one massive geological structure. ...

Rising Seas Could Drown Mangroves and Release Vast Stores of Carbon

June 5, 2026 Mangroves are famous for trapping vast amounts of carbon, helping slow climate change. However, a new study suggests rising sea levels could eventually reduce that benefit across entire forests. As ...

Scientists Confirm a Deep Earthquake That Shouldn't Exist

June 3, 2026 Scientists have confirmed that a mysterious Utah earthquake first detected in 1979 really did occur nearly 90 kilometers underground—far deeper than anyone thought earthquakes could happen beneath ...

Arctic Ocean Passed a Tipping Point and Scientists Say It May Never Recover

May 28, 2026 The Arctic Ocean may have crossed a dangerous tipping point. Scientists say the rapid disappearance of sea ice is triggering a hidden chemical shift that is stripping the ocean of nitrate — a ...

Antarctica’s Ice Sheet Hit a Climate Tipping Point 1 Million Years Ago

May 29, 2026 A new study suggests Antarctica’s ice sheet hit a climate tipping point about one million years ago, making it far more reactive to temperature and CO2 changes. Researchers warn this surprising ...

NASA Spots Giant Ocean Swell That Could Signal El Niño’s Return

June 15, 2026 NASA satellites have detected a vast pulse of warm water reaching the coast of South America, signaling that El Niño is likely developing. The warm water is being carried eastward by massive ocean ...

NASA Satellites Are Watching Earth's Newest Island Rise from the Sea

July 10, 2026 A newly discovered underwater volcanic eruption north of Papua New Guinea is unfolding in one of the world's most poorly mapped ocean basins. Satellites have spotted steam plumes, ash, thermal ...

Sea Level Rise Is Speeding Up and Scientists Now Know Exactly Why

May 22, 2026 The world’s oceans are rising at an accelerating pace, and scientists now say they can fully explain what’s driving it. Warming seawater is the biggest factor, while melting glaciers and polar ...

Some Coastal Cities Are Sinking Faster Than the Ocean Is Rising

Aug. 2, 2026 Coastal communities are facing a hidden threat that is making rising seas far more dangerous: the land beneath them is sinking. New research shows that people in densely populated coastal regions ...

Scientists Discover Hidden “brakes” That Stop Massive Earthquakes

May 16, 2026 A mysterious underwater fault near Ecuador has been producing nearly identical magnitude 6 earthquakes every five to six years, baffling scientists for decades. Researchers now believe the fault ...

Scientists Discover the Strange Way CO2 Cools Part of Earth’s Atmosphere

May 14, 2026 Scientists have finally cracked the mystery behind one of climate change’s strangest fingerprints: while Earth’s surface heats up, the upper atmosphere is rapidly cooling. Researchers at Columbia ...