Geochemistry News

November 18, 2025

Top Headlines

Space Dust Reveals How Fast the Arctic Is Changing

Nov. 13, 2025 Arctic sea ice is disappearing fast, and scientists have turned to an unexpected cosmic clue—space dust—to uncover how ice has changed over tens of thousands of years. By tracking helium-3–bearing dust trapped (or blocked) by ancient ice, ...

A 400-million-year-old Plant Creates Water so Weird It Looks Alien

Nov. 13, 2025 Researchers discovered that living horsetails act like natural distillation towers, producing bizarre oxygen isotope signatures more extreme than anything previously recorded on Earth—sometimes resembling meteorite water. By tracing these isotopic ...

Earth Is Slowly Peeling Its Continents from Below, Fueling Ocean Volcanoes

Nov. 12, 2025 Researchers discovered that continents don’t just split at the surface—they also peel from below, feeding volcanic activity in the oceans. Simulations reveal that slow mantle waves strip continental roots and push them deep into the oceanic ...

Microbes That Breathe Rust Could Help Save Earth’s Oceans

Nov. 9, 2025 Researchers from the University of Vienna discovered MISO bacteria that use iron minerals to oxidize toxic sulfide, creating energy and producing sulfate. This biological process reshapes how scientists understand global sulfur and iron cycles. By ...

Deep-sea Mining Starves Life in the Ocean’s Twilight Zone

Nov. 8, 2025 Scientists have discovered that deep-sea mining plumes can strip vital nutrition from the ocean’s twilight zone, replacing natural food with nutrient-poor sediment. The resulting “junk food” effect could starve life across entire marine ...

Laser Satellites Expose a Secret Antarctic Carbon Burst

Nov. 8, 2025 A new study shows that the Southern Ocean releases far more carbon dioxide in winter than once thought. By combining laser satellite data with AI analysis, scientists managed to “see” through the polar darkness for the first time. The results ...

Antarctica’s Collapse May Already Be Unstoppable, Scientists Warn

Nov. 6, 2025 Researchers warn Antarctica is undergoing abrupt changes that could trigger global consequences. Melting ice, collapsing ice shelves, and disrupted ocean circulation threaten sea levels, ecosystems, and climate stability. Wildlife such as penguins ...

Turning CO2 Into Clean Fuel Faster and Cheaper

Nov. 5, 2025 A new copper-magnesium-iron catalyst transforms CO2 into CO at low temperatures with record-breaking efficiency and stability. The discovery paves the way for affordable, scalable production of carbon-neutral synthetic ...

Plastic-eating Bacteria Discovered in the Ocean

Nov. 4, 2025 Beneath the ocean’s surface, bacteria have evolved specialized enzymes that can digest PET plastic, the material used in bottles and clothes. Researchers at KAUST discovered that a unique molecular signature distinguishes enzymes capable of ...

Bamboo Tissue Paper May Not Be as Eco-friendly as You Think

Nov. 3, 2025 Bamboo tissue paper, often marketed as an eco-friendly alternative, may not be as green as consumers think. Researchers at NC State University found that while bamboo fibers themselves are not more polluting than wood, China’s coal-dependent ...

Scientists Predict a Wetter, Greener Future for the Sahara Desert

Nov. 3, 2025 UIC researchers predict that the Sahara Desert could see up to 75% more rain by the end of this century due to rising global temperatures. Using 40 climate models, the team found widespread precipitation increases across Africa, though some regions ...

A Warming Earth Could Accidentally Trigger a Deep Freeze

Nov. 2, 2025 Earth’s climate balance isn’t just governed by the slow weathering of silicate rocks, which capture carbon and stabilize temperature over eons. New research reveals that biological and oceanic feedback loops—especially involving algae, ...

Latest Headlines

updated 11:59am EST

Scientists Uncover a Massive Hidden Crater in China That Rewrites Earth’s Recent History

Nov. 14, 2025 A massive, well-preserved impact crater has been uncovered in Guangdong, revealing the signature of a powerful meteorite strike during the Holocene. ...

Astronomers Capture a Violent Super-Eruption from a Young Sun

Nov. 3, 2025 Astronomers observed a massive, multi-temperature plasma eruption from a young Sun-like star, revealing how early solar explosions could shape planets. These fierce events may have influenced the ...

Scientists Uncover What Delayed Earth’s Oxygen Boom for a Billion Years

Nov. 2, 2025 Researchers uncovered that trace compounds like nickel and urea may have delayed Earth’s oxygenation for millions of years. Experiments mimicking early Earth revealed how their concentrations ...

Soil Microbes Remember Drought and Help Plants Survive

Nov. 2, 2025 Researchers discovered that soil microbes in Kansas carry drought “memories” that affect how plants grow and survive. Native plants showed stronger responses to these microbial legacies than ...

Those Halloween Fireballs Might Be More Dangerous Than You Think

Oct. 31, 2025 The Taurid meteor shower, born from Comet Encke, delights skywatchers but may conceal hidden risks. Research led by Mark Boslough examines potential Taurid swarms that could increase impact danger in ...

Scientists Shocked by Reversed Electric Field Around Earth

Oct. 31, 2025 Earth’s magnetosphere, once thought to have a simple electric polarity pattern, has revealed a surprising twist. New satellite data and advanced simulations show that the morning side of the ...

Your Pumpkin Might Be Hiding a Toxic Secret

Oct. 30, 2025 Researchers in Japan have revealed how some gourds draw pollutants into their fruits. The secret lies in a protein that carries contaminants through the plant sap. By manipulating this protein’s ...

Before Plants or Animals, Fungi Conquered Earth’s Surface

Oct. 28, 2025 Fungi’s evolutionary roots stretch far deeper than once believed — up to 1.4 billion years ago, long before plants or animals appeared. Using advanced molecular dating and gene transfer analysis, ...

Earth’s “boring Billion” Set the Stage for Complex Life

Oct. 28, 2025 Scientists have traced the origins of complex life to the breakup of the supercontinent Nuna 1.5 billion years ago. This tectonic shift reduced volcanic carbon emissions, expanded shallow seas, and ...

Hidden 5-Mile Wide Asteroid Crater Beneath the Atlantic Revealed in Stunning 3D

Oct. 27, 2025 A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million years ago. The new 3D ...

Scientists Turn Flower Fragrance Into a Mosquito Killer

Oct. 27, 2025 A team of researchers has developed a floral-scented fungus that tricks mosquitoes into approaching and dying. The fungus emits longifolene, a natural scent that irresistibly draws them in. It’s ...

Scientists Say Dimming the Sun Could Spark Global Chaos

Oct. 21, 2025 Scientists are taking the once-radical concept of dimming the sun through stratospheric aerosol injection (SAI) seriously, but a Columbia University team warns that reality is far messier than models ...

Scientists Just Found Hidden Life Thriving Beneath the Arctic Ice

Oct. 21, 2025 Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual cyanobacteria, enrich the ocean with nitrogen, fueling algae growth that ...

Melting Ice Is Hiding a Massive Climate Secret Beneath Antarctica

Oct. 27, 2025 The Southern Ocean absorbs nearly half of all ocean-stored human CO2, but its future role is uncertain. Despite models predicting a decline, researchers found that freshening surface waters are ...

MIT Finds Traces of a Lost World Deep Within Planet Earth

Oct. 17, 2025 Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A unique imbalance in potassium isotopes points to remnants of “proto ...

Forged in Fire: The 900°C Heat That Built Earth’s Stable Continents

Oct. 16, 2025 New research reveals that Earth’s continents owe their stability to searing heat deep in the planet’s crust. At more than 900°C, radioactive elements shifted upward, cooling and strengthening ...

Earth’s Climate Just Crossed a Line We Can’t Ignore

Oct. 13, 2025 Humanity has reached the first Earth system tipping point, the widespread death of warm-water coral reefs, marking the beginning of irreversible planetary shifts. As global temperatures move beyond ...

Earth Is Splitting Open Beneath the Pacific Northwest

Oct. 25, 2025 For the first time, scientists have seen a subduction zone actively breaking apart beneath the Pacific Northwest. Seismic data show the oceanic plate tearing into fragments, forming microplates in a ...

They’re Smaller Than Dust, but Crucial for Earth’s Climate

Oct. 10, 2025 Coccolithophores, tiny planktonic architects of Earth’s climate, capture carbon, produce oxygen, and leave behind geological records that chronicle our planet’s history. European scientists are ...

Scientists Shocked as Birds Soaked in “forever Chemicals” Still Thrive

Oct. 8, 2025 Tree swallows in polluted U.S. regions are accumulating high levels of “forever chemicals.” These durable pollutants, used in firefighting foams and consumer products, are found everywhere from ...

Record Amazon Fires Release More Carbon Than an Entire Country

Oct. 8, 2025 The Amazon has suffered its most destructive fire season in more than two decades, releasing a staggering 791 million tons of carbon dioxide—on par with Germany’s annual emissions. Scientists ...

Ocean Heatwaves Are Breaking Earth’s Hidden Climate Engine

Oct. 7, 2025 Marine heatwaves can jam the ocean’s natural carbon conveyor belt, preventing carbon from reaching the deep sea. Researchers studying two major heatwaves in the Gulf of Alaska found that plankton ...

The Billion-Year Reign of Fungi That Predated Plants and Made Earth Livable

Oct. 1, 2025 Fungi may have shaped Earth’s landscapes long before plants appeared. By combining rare gene transfers with fossil evidence, researchers have traced fungal origins back nearly a billion years ...

Scientists Just Recreated a Wildfire That Made Its Own Weather

Oct. 2, 2025 In 2020, California’s Creek Fire became so intense that it generated its own thunderstorm, a phenomenon called a pyrocumulonimbus cloud. For years, scientists struggled to replicate these explosive ...

Japan’s Hot Springs Hold Clues to the Origins of Life on Earth

Oct. 2, 2025 Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich hot ...

Tiny Stones Rewrite Earth’s Evolution Story

Sep. 26, 2025 Scientists have uncovered an unexpected witness to Earth’s distant past: tiny iron oxide stones called ooids. These mineral snowballs lock away traces of ancient carbon, revealing that oceans ...

Biochar’s Secret Power Could Change Clean Water Forever

Sep. 26, 2025 Scientists found that biochar doesn’t just capture pollutants, it actively destroys them using direct electron transfer. This newly recognized ability accounts for up to 40% of its cleaning power ...

Toxic Waste Could Become the Next Clean Energy Breakthrough

Sep. 26, 2025 Bio-tar, once seen as a toxic waste, can be transformed into bio-carbon with applications in clean energy and environmental protection. This innovation could reduce emissions, create profits, and ...

Hidden “electron Highways” Beneath Our Feet Could Revolutionize Pollution Cleanup

Sep. 26, 2025 Electrons flow underground in ways far more extensive than once believed, forming networks that link distant chemical zones. Minerals, organic molecules, and specialized bacteria can act as bridges, ...

A Tiny Mineral May Hold the Secret to Feeding Billions Sustainably

Sep. 24, 2025 Rice, a staple for billions, is one of the most resource-hungry crops on the planet—but scientists may have found a way to change that. By applying nanoscale selenium directly to rice plants, ...