Sea Life News

October 26, 2025

Top Headlines

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 ...

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 ...

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 uniting to honor them with International ...

Scientists Discover Orchids Sprouting from Decaying Wood

Oct. 8, 2025 — Kobe University researchers found that orchids rely on wood-decaying fungi to germinate, feeding on the carbon from rotting logs. Their seedlings only grow near deadwood, forming precise fungal partnerships that mirror those seen in adult orchids ...

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 channels and restored marine life in less than ...

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

Oct. 5, 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 risk of extinction, could face increased dangers ...

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 earlier than expected. These ancient fungi may have ...

Breakthrough Wetsuits Slash Shark Attack Injuries and Save Lives

Sep. 25, 2025 — Shark experts tested four innovative wetsuit materials to measure how well they reduce shark-bite injuries. The results show they can lessen major trauma, blood loss, and even save lives when compared to standard neoprene. While not a perfect ...

Scientists Just Discovered How Octopuses Really Use Their Arms

Sep. 13, 2025 — Octopuses aren’t just flexible—they’re astonishingly strategic. A new study reveals how their eight arms coordinate with surprising precision: front arms for exploring, back arms for locomotion, and every arm capable of twisting, bending, ...

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, powered by mucus-like ropes and molecular motors. ...

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 and bass to shift diets and habitats. Using stable ...

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 food web. A decade of research shows they thrive ...

Latest Headlines

updated 2:57pm EDT

A Hidden Temperature Law Governs All Life on Earth

Oct. 25, 2025 — In a groundbreaking discovery, scientists at Trinity College Dublin have identified a "universal thermal performance curve" that governs how all living organisms respond to temperature. This finding ...

How Algae Learned to Harness the Sun Without Getting Burned

Oct. 22, 2025 — Under the sea, green algae have evolved a clever way to handle too much sunlight. Scientists found that a special pigment called siphonein acts like a natural sun shield, protecting the algae’s ...

Scientists Just Found Real Teeth Growing on a Fish’s Head

Oct. 16, 2025 — Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, called a tenaculum, helps males hold onto females during mating. Genetic ...

Dolphins May Be Getting Alzheimer’s from Toxic Ocean Blooms

Oct. 11, 2025 — Dolphins washing up on Florida’s shores may be victims of the same kind of brain degeneration seen in humans with Alzheimer’s disease. Researchers discovered that cyanobacterial toxins—worsened ...

Glowing Shark and Hidden Crab Found Deep Off Australia

Oct. 9, 2025 — In a stunning glimpse into the mysteries of the deep, scientists have uncovered two new marine species off Western Australia—a glowing lanternshark and a tiny porcelain crab. The discoveries, made ...

Hidden for 70 Million Years, a Tiny Fossil Fish Is Rewriting Freshwater Evolution

Oct. 5, 2025 — Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The ...

Saturn’s Icy Moon Enceladus Just Revealed Stunning New Clues to Life

Oct. 2, 2025 — Fresh analysis of Cassini data has revealed new complex organic molecules inside ice grains spewing from Enceladus. These discoveries strengthen the case that the moon’s underground ocean hosts ...

Fossils in Germany Reveal a Jurassic Sea Monster With a Swordfish Snout

Sep. 29, 2025 — Scientists have named a new ichthyosaur, Eurhinosaurus mistelgauensis, from fossils found in Mistelgau, Germany. The marine reptile had a dramatic overbite similar to swordfish and unique skeletal ...

A Pink Bumpy Snailfish Was Just Discovered Miles Beneath the Ocean

Sep. 26, 2025 — Scientists have identified three new species of deep-sea snailfish, including the strikingly pink “bumpy snailfish,” thanks to MBARI’s advanced technology and global collaborations. Found ...

Fish Love Songs Recorded for 12 Years Reveal a Surprising Shift

Sep. 23, 2025 — By recording grouper grunts for 12 years, scientists discovered major shifts in how red hind spawn and compete. Courtship calls once dominated, but territorial sounds have surged, suggesting changes ...

Salmon’s Secret Superfood Is Smaller Than a Grain of Salt

Sep. 8, 2025 — Tiny diatoms and their bacterial partners act as nature’s nutrient factories, fueling insects and salmon in California’s Eel River. Their pollution-free process could inspire breakthroughs in ...

Ghost Sharks Grow Teeth on Their Heads to Mate

Sep. 5, 2025 — Ghost sharks have evolved rows of true teeth on a bizarre forehead rod used for mating. Fossil and genetic evidence revealed the tenaculum’s teeth develop the same way as those inside the mouth, ...

Fossil Reveals a 310-Million-Year-Old Fish That Ate With a Hidden Second Jaw

Sep. 4, 2025 — Scientists uncovered a 310-million-year-old fish fossil with a “tongue bite,” teeth on the roof and floor of its mouth that worked like a second jaw. This adaptation, previously thought to have ...

Why Most Whale Sharks in Indonesia Are Scarred by Humans

Aug. 28, 2025 — Whale sharks in Indonesia are suffering widespread injuries, with a majority scarred by human activity. Researchers found bagans and boats to be the biggest threats, especially as shark tourism ...

Mysterious Bone Disease Ravaged Brazil’s Giant Dinosaurs

Sep. 1, 2025 — Fossilized bones in Brazil reveal that deadly infections plagued sauropods 80 million years ago. Researchers uncovered unhealed lesions consistent with osteomyelitis, pointing to pathogens spread ...

70-Million-Year-Old Crocodile Relative With Dinosaur-Crushing Jaws Found in Argentina

Aug. 29, 2025 — Seventy million years ago, southern Patagonia was home to dinosaurs, turtles, and mammals—but also to a fierce crocodile-like predator. A newly discovered fossil, astonishingly well-preserved, ...

Sharks’ Teeth Are Crumbling in Acid Seas

Aug. 27, 2025 — Even sharks’ famous tooth-regrowing ability may not save them from ocean acidification. Researchers found that future acidic waters cause shark teeth to corrode, crack, and weaken, threatening ...

The Bright Yellow Worm That Turns Ocean Poison Into Golden Survival Crystals

Aug. 27, 2025 — Deep beneath the Pacific Ocean, a bright yellow worm thrives where no other animals dare, in toxic hydrothermal vents saturated with arsenic and sulfide. By cleverly turning these poisons into a ...

Scientists Unlock Nature’s Secret to Superfast Mini Robots

Aug. 24, 2025 — Ripple bugs’ fan-like legs inspired engineers to build the Rhagobot, a tiny robot with self-morphing fans. By mimicking these insects’ passive, ultra-fast movements, the robot gains speed, ...

Scientists Found the Missing Nutrients Bees Need — Colonies Grew 15-Fold

Aug. 23, 2025 — Scientists have developed a breakthrough food supplement that could help save honeybees from devastating declines. By engineering yeast to produce six essential sterols found in pollen, researchers ...

Protected Seas Help Kelp Forests Bounce Back from Heatwaves

Aug. 20, 2025 — Kelp forests bounce back faster from marine heatwaves when shielded inside Marine Protected Areas. UCLA researchers found that fishing restrictions and predator protection strengthen ecosystem ...

Tiny Ancient Whale With a Killer Bite Found in Australia

Aug. 13, 2025 — An extraordinary fossil find along Victoria’s Surf Coast has revealed Janjucetus dullardi, a sharp-toothed, dolphin-sized predator that lived 26 million years ago. With large eyes, slicing teeth, ...

Great White Sharks Have a DNA Mystery Science Still Can’t Explain

Aug. 16, 2025 — Once on the brink during the last ice age, great white sharks made a remarkable recovery globally, but their DNA reveals a baffling story. Classic migration explanations fail, leaving scientists with ...

Scientists Reexamine 47-Year-Old Fossil and Discover a New Jurassic Sea Monster

Aug. 4, 2025 — A new long-necked marine reptile, Plesionectes longicollum, has been identified from a decades-old fossil found in Germany’s Posidonia Shale. The remarkably preserved specimen rewrites part of the ...

400-Million-Year-Old Fish Exposes Big Mistake in How We Understood Evolution

July 29, 2025 — A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed ...

Deep-Sea Fish Just Changed What We Know About Earth’s Carbon Cycle

July 27, 2025 — Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

500-Million-Year-Old “squid” Were Actually Ferocious Worms

Aug. 25, 2025 — A stunning discovery in North Greenland has reclassified strange squid-like fossils, revealing that nectocaridids were not early cephalopods but ancestors of arrow worms. Preserved nervous systems ...

Bizarre Ancient Creatures Unearthed in the Grand Canyon

Aug. 14, 2025 — A groundbreaking fossil discovery in the Grand Canyon has unveiled exquisitely preserved soft-bodied animals from the Cambrian period, offering an unprecedented glimpse into early life more than 500 ...

DNA from the Deep Reveals a Hidden Ocean “superhighway”

Aug. 7, 2025 — Deep beneath the ocean's surface, a groundbreaking DNA study reveals that the deep sea is far more globally connected than once thought. By analyzing thousands of brittle stars preserved in ...

A 500-Million-Year-Old Fossil Just Rewrote the Spider Origin Story

July 24, 2025 — Half a billion years ago, a strange sea-dwelling creature called Mollisonia symmetrica may have paved the way for modern spiders. Using detailed fossil brain analysis, researchers uncovered neural ...