Earth Science News

October 29, 2025

Top Headlines

Earth Has Hit Its First Climate Tipping Point, Scientists Warn

Oct. 29, 2025 — Global scientists warn that humanity is on the verge of crossing irreversible climate thresholds, with coral reefs already at their tipping point and polar ice sheets possibly beyond recovery. The Global Tipping Points Report 2025 reveals how rising ...

Antarctic Robot ‘Lassie’ Uncovers Thousands of Icefish Nests Beneath Antarctic Ice

Oct. 29, 2025 — Beneath the ice of Antarctica’s Weddell Sea, scientists discovered a vast, organized city of fish nests revealed after the colossal A68 iceberg broke away. Using robotic explorers, they found over ...

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 currently keeping deep CO2 trapped below. This ...

Glaciers’ Secret Cooling Power Won’t Last Much Longer

Oct. 26, 2025 — Scientists have uncovered that glaciers can temporarily cool the air around them, delaying some effects of global warming. This self-cooling, driven by katabatic winds, is nearing its peak and will likely reverse in the next two decades. Once ...

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 slow, step-by-step collapse. This process, once ...

“Lost” Giant Rat Found Alive in Papua Mountains After 30 Years

Oct. 23, 2025 — In the mist-shrouded mountains of New Guinea, a Czech researcher has achieved a world-first — capturing photos, video, and data of the elusive Subalpine Woolly Rat, Mallomys istapantap. Once known only from museum specimens, this giant, shaggy ...

China’s Coastal Cities Are Sinking as Seas Rise at Record Speed

Oct. 23, 2025 — Sea levels are rising faster than at any time in 4,000 years, scientists report, with China’s major coastal cities at particular risk. The rapid increase is driven by warming oceans and melting ice, while human activities like groundwater pumping ...

Atlantic Dolphins Are Dying Much Younger. Scientists Sound the Alarm

Oct. 22, 2025 — Common dolphins in the North Atlantic are living significantly shorter lives, with female longevity dropping seven years since the 1990s. Researchers found this decline by analyzing stranded dolphins, revealing a 2.4% drop in population growth ...

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 suggest. Their study reveals how physical, ...

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 supports the entire marine food chain. As ice ...

Glowing Sugars Show How Microbes Eat the Ocean's Carbon

Oct. 19, 2025 — Researchers have developed a light-emitting sugar probe that exposes how marine microbes break down complex carbohydrates. The innovative fluorescent tool allows scientists to visualize when and where sugars are degraded in the ocean. This ...

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 1.5°C, the world risks cascading crises such as ...

Latest Headlines

updated 1:47pm EDT

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 ...

Ancient Tides May Have Sparked Humanity’s First Urban Civilization

Oct. 27, 2025 — New research shows that the rise of Sumer was deeply tied to the tidal and sedimentary dynamics of ancient Mesopotamia. Early communities harnessed predictable tides for irrigation, but when deltas ...

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 ...

El Niño Could Soon Turn Deadly Predictable, Scientists Warn

Oct. 24, 2025 — Scientists have discovered that El Niño and La Niña could become far more powerful and predictable as the planet warms. By 2050, the tropical Pacific may hit a tipping point, locking ENSO into ...

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 Earth” ...

California’s Next Big One Could Be Faster and Far More Destructive

Oct. 12, 2025 — Supershear earthquakes, moving faster than seismic waves, could cause catastrophic shaking across California. USC researchers warn that many faults capable of magnitude 7 quakes might produce these ...

New Simulation Reveals How Earth’s Magnetic Field First Sparked to Life

Oct. 12, 2025 — Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects of viscosity in their simulation, they revealed a self-sustaining ...

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 ...

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 ...

The Red Sea That Vanished and the Catastrophic Flood That Brought It Back

Oct. 8, 2025 — Researchers at KAUST have confirmed that the Red Sea once vanished entirely, turning into a barren salt desert before being suddenly flooded by waters from the Indian Ocean. The flood carved deep ...

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 ...

From Gentle Giants to Ghostly Hunters, Sharks Face an Unseen Peril

Oct. 4, 2025 — New research reveals that deep-sea mining could dramatically threaten 30 species of sharks, rays, and ghost sharks whose habitats overlap with proposed mining zones. Many of these species, already at ...

Scientists Just Found the Shocking Reason Chile’s Quake Shook So Hard

Oct. 2, 2025 — A massive quake struck Calama, Chile, in 2024, surprising scientists with its unusual depth and destructive power. Unlike typical deep quakes, it broke past thermal limits and triggered an intense ...

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 ...

Earthquakes Release Blistering Heat That Can Melt Rock in an Instant

Sep. 19, 2025 — MIT scientists have unraveled the hidden energy balance of earthquakes by recreating them in the lab. Their findings show that while only a sliver of energy goes into the shaking we feel on the ...

DNA from Old Ants Reveals a Hidden Insect Apocalypse in Fiji

Sep. 20, 2025 — Insects are essential for ecosystems, but mounting evidence suggests many populations are collapsing under modern pressures. A new study used cutting-edge genomic techniques on museum specimens to ...

Tiny Skaters Beneath the Arctic Ice Rewrite the Limits of Life

Sep. 12, 2025 — Hidden within Arctic ice, diatoms are proving to be anything but dormant. New Stanford research shows these glass-walled algae glide through frozen channels at record-breaking subzero temperatures, ...

Scientists Finally Solve the Mystery of Ghostly Halos on the Ocean Floor

Sep. 10, 2025 — Barrels dumped off Southern California decades ago have been found leaking alkaline waste, not just DDT, leaving behind eerie white halos and transforming parts of the seafloor into toxic vents. The ...

Why Alaska’s Salmon Streams Are Suddenly Bleeding Orange

Sep. 18, 2025 — Warming Arctic permafrost is unlocking toxic metals, turning Alaska’s once-clear rivers into orange, acid-laced streams. The shift, eerily similar to mine pollution but entirely natural, threatens ...

Hungry Flathead Catfish Are Changing Everything in the Susquehanna

Sep. 9, 2025 — Flathead catfish are rapidly reshaping the Susquehanna River’s ecosystem. Once introduced, these voracious predators climbed to the top of the food chain, forcing native fish like channel catfish ...

The Ocean’s Most Abundant Microbe Is Near Its Breaking Point

Sep. 9, 2025 — Tiny ocean microbes called Prochlorococcus, once thought to be climate survivors, may struggle as seas warm. These cyanobacteria drive 5% of Earth’s photosynthesis and underpin much of the marine ...

Antarctica’s Frozen Heart Is Warming Fast, and Models Missed It

Sep. 9, 2025 — New research has revealed that East Antarctica’s vast and icy interior is heating up faster than its coasts, fueled by warm air carried from the Southern Indian Ocean. Using 30 years of weather ...

Insects Are Disappearing from the Last Places We Thought Were Safe

Sep. 23, 2025 — A long-term study in Colorado reveals that insect populations are plummeting even in remote, undisturbed areas. Over two decades, flying insect abundance dropped by more than 70%, closely linked to ...

Scientists Made Plastic That Eats Carbon

Sep. 5, 2025 — A team of chemists has discovered how to transform PET plastic waste into BAETA, a material that captures CO2 with remarkable efficiency. Instead of ending up as microplastics in the environment, ...

Oceans Could Reach a Dangerous Tipping Point by 2050

Sep. 5, 2025 — UC Santa Barbara researchers project that human impacts on oceans will double by 2050, with warming seas and fisheries collapse leading the charge. The tropics and poles face the fastest changes, and ...

Even the Toughest Corals Are Shrinking in Warming Seas

Sep. 5, 2025 — Scientists found that Red Sea corals can endure warming seas but grow much smaller and weaken under long-term heat stress. Though recovery is possible in cooler months, rising global temperatures may ...

Dinosaur Teeth Reveal Secrets of Jurassic Life 150 Million Years Ago

Sep. 7, 2025 — Sauropod tooth scratches reveal that some dinosaurs migrated seasonally, others ate a wide variety of plants, and climate strongly shaped their diets. Tanzania’s sand-blasted vegetation left ...

Central Asia’s Last Stable Glaciers Just Started to Collapse

Sep. 3, 2025 — Snowfall shortages are now destabilizing some of the world’s last resilient glaciers, as shown by a new study in Tajikistan’s Pamir Mountains. Using a monitoring station on Kyzylsu Glacier, ...

Panama’s Ocean Lifeline Vanishes for the First Time in 40 Years

Sep. 7, 2025 — Every year, Panama’s Pacific coast benefits from powerful seasonal winds that drive nutrient-rich waters to the surface, sustaining fisheries and protecting coral reefs. But in 2025, for the first ...