Nature News -- ScienceDaily

Nature. Read the latest scientific research on the natural world, ecology and climate change.

Hidden antibiotics in river fish spark new food safety fears

Sat, 21 Mar 2026 20:48:07 EDT

Antibiotics are accumulating in a major Brazilian river, especially during the dry season when pollution becomes more concentrated. Scientists even detected a banned drug inside fish sold for food, raising concerns about human exposure. A common aquatic plant showed promise in removing these chemicals from waterâ??but it also altered how fish absorb them, creating unexpected risks.

Freshwater fish populations plunge 81% as river migrations collapse

Thu, 26 Mar 2026 21:51:08 EDT

A sweeping global report finds that migratory freshwater fish are in steep decline, with populations down roughly 81% since 1970. These species depend on long, connected rivers, but dams and human pressures are cutting off their routes. Hundreds of species now need coordinated international protection. Experts say restoring river connectivity is critical to preventing further collapse.

How squid survived Earthâ??s biggest extinction and took over the oceans

Wed, 01 Apr 2026 00:10:41 EDT

Scientists have finally cracked a long-standing mystery about squid and cuttlefish evolution by analyzing newly sequenced genomes alongside global datasets. The research reveals that these bizarre, intelligent creatures likely originated deep in the ocean over 100 million years ago, surviving mass extinction events by retreating into oxygen-rich deep-sea refuges. For millions of years, their evolution barely changedâ??until a dramatic post-extinction boom sparked rapid diversification as they moved into new shallow-water habitats.

Lost fossils reveal sea monsters that took over after Earthâ??s greatest extinction

Wed, 25 Feb 2026 05:20:53 EST

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earthâ??s worst mass extinction. Instead of a single marine amphibian species, researchers uncovered evidence of a surprisingly diverse community of early ocean predators. One of these creatures had relatives stretching from the Arctic to Madagascar, showing that some of the first sea-going tetrapods spread across the globe with remarkable speed.

Beavers are turning rivers into powerful carbon sinks

Sun, 22 Mar 2026 07:21:20 EDT

Beavers may be unlikely climate heroes, but new research suggests they could play a powerful role in fighting climate change. By building dams and transforming streams into wetlands, these industrious animals dramatically reshape how carbon moves and is stored in landscapes. Over just 13 years, a beaver-engineered wetland in Switzerland stored over a thousand tonnes of carbonâ??up to ten times more than similar areas without beavers.

Climate change is accelerating but nature is slowing down

Wed, 18 Feb 2026 00:22:03 EST

As the planet warms, many expected ecosystems to change faster and faster. Instead, a massive global study shows that species turnover has slowed by about one-third since the 1970s. Natureâ??s constant reshuffling appears to be driven more by internal ecological dynamics than by climate alone. The slowdown may signal something alarming: ecosystems losing the biodiversity needed to keep their engines running.

Chickpeas could become the first food grown on the Moon

Thu, 12 Mar 2026 06:56:39 EDT

Scientists have grown chickpeas in simulated moon soil, offering a promising step toward farming on the lunar surface. Researchers mixed moon-like regolith with worm-produced compost and helpful fungi that protect plants from toxic metals. The combination allowed chickpeas to grow and produce a harvest in soil that normally cannot support plant life. Scientists now need to confirm the crops are safe and nutritious for astronauts.

Scientists discovered a secret deal between a plant and beetles

Thu, 12 Mar 2026 22:44:26 EDT

A study from Kobe University has uncovered a surprising partnership between Japanese red elder plants and Heterhelus beetles. The beetles pollinate the flowers but also lay eggs inside the developing fruit. The plant responds by dropping many of those fruits, yet the larvae survive by escaping into the soil. The discovery suggests that fruit drop is not punishment but a compromise that keeps the plantâ??insect relationship stable.

Crops irrigated with wastewater store drugs in their leaves

Sun, 15 Mar 2026 02:28:20 EDT

Scientists studying crops irrigated with treated wastewater discovered that trace pharmaceuticals often collect in plant leaves. Tomatoes, carrots, and lettuce absorbed medications such as antidepressants and seizure drugs during the experiment. However, the edible portions of tomatoes and carrots contained much lower levels than the leaves. The findings help researchers understand how crops process contaminants as wastewater reuse becomes more common.

Congo basin blackwater lakes are releasing ancient carbon into the atmosphere

Tue, 24 Feb 2026 08:16:20 EST

Deep in the Congo Basin, vast peatlands quietly store enormous amounts of Earthâ??s carbon â?? but new research suggests this ancient vault may be leaking. Scientists studying Africaâ??s largest blackwater lakes discovered that significant amounts of carbon dioxide bubbling into the atmosphere come not just from recent plant life, but from peat that has been locked away for thousands of years.

Scientists recreated a dinosaur nest to solve a 70-million-year-old mystery

Thu, 19 Mar 2026 00:58:27 EDT

Scientists recreated a life-size oviraptor nest to understand how these dinosaurs hatched their eggs. Their experiments showed the parent likely couldnâ??t heat all the eggs directly, meaning sunlight played a key role. This uneven heating could cause eggs in the same nest to hatch at different times. The results suggest oviraptors used a hybrid incubation method unlike modern birds.

These dinosaurs had wings but couldnâ??t fly

Wed, 18 Mar 2026 06:08:57 EDT

Some feathered dinosaurs may have briefly taken to the skiesâ??only to give it up later. By studying rare fossils with preserved feathers, researchers uncovered a surprising clue hidden in molting patterns, revealing that Anchiornis likely couldnâ??t fly at all. Instead of the neat, symmetrical feather replacement seen in flying birds, these dinosaurs showed a messy, irregular moltâ??something only flightless animals exhibit.

Scientists discover ancient DNA â??switchesâ?� hidden in plants for 400 million years

Sat, 14 Mar 2026 01:42:57 EDT

Scientists have uncovered an enormous hidden archive of plant DNA that has endured for more than 400 million years. By comparing hundreds of plant genomes, researchers identified more than 2.3 million regulatory DNA sequences that act like genetic switches, controlling when and how genes are activated. These sequences, known as conserved non-coding sequences (CNSs), were detected using a new computational tool called Conservatory.

Study finds wild release can be deadly for rescued slow lorises

Tue, 03 Mar 2026 23:19:55 EST

Returning rescued slow lorises to the wild may sound like a conservation success, but a new study shows it can turn deadly. Researchers tracked nine released animals and found that only two survived, with most killed in territorial attacks by other lorises. Scientists say better planning is essential to ensure wildlife releases actually help endangered species.

Scientists open 40-year-old salmon and find a surprising sign of ocean recovery

Wed, 01 Apr 2026 04:20:39 EDT

Old canned salmon turned out to be a time capsule of ocean health. Researchers found that rising levels of tiny parasitic worms in some salmon species suggest stronger, more complete marine food webs. Because these parasites depend on multiple hostsâ??including marine mammalsâ??their increase may reflect ecosystem recovery over decades. What looks unappetizing may actually be a sign of a healthier ocean.

Ancient microbes may have used oxygen 500 million years before it filled Earthâ??s atmosphere

Wed, 18 Feb 2026 03:50:31 EST

Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great Oxidation Event. Early microbes living near oxygen-producing cyanobacteria may have quickly used up the gas as it formed, slowing its rise in the atmosphere. The results suggest life was adapting to oxygen far earlier â?? and far more creatively â?? than once thought.

Toxic metals found in bananas after Brazil mining disaster

Tue, 17 Feb 2026 07:07:09 EST

Researchers investigating crops grown in soil contaminated by the 2015 mining disaster in Brazil discovered that toxic metals are moving from the earth into edible plants. Bananas, cassava, and cocoa were found to absorb elements like lead and cadmium, with bananas showing a potential health risk for children under six. Although adults face lower immediate danger, scientists warn that long-term exposure could carry cumulative health consequences.

Scientists warn Australiaâ??s â??zombie treeâ?� could vanish within a generation

Fri, 13 Mar 2026 21:53:56 EDT

A newly identified Australian tree has been dubbed the â??zombieâ?� tree because itâ??s alive but unable to reproduce. Myrtle rust repeatedly kills its young growth, stopping the species from flowering or making seeds. Scientists are scrambling to grow disease-free seedlings in protected locations. Their hope is that a future generation may evolve resistance and bring the species back from the brink.

Scientists thought ravens followed wolves. They were wrong

Thu, 19 Mar 2026 21:52:07 EDT

Ravens have long been thought to follow wolves to find food, but new research shows theyâ??re far more strategic. By tracking both animals in Yellowstone, scientists discovered that ravens memorize areas where wolf kills are likely and fly directly to those spotsâ??sometimes from great distances. Rather than trailing wolves, they rely on learned patterns in the landscape. Itâ??s a clever system that highlights just how intelligent these birds really are.

Scientists just created chocolate honey packed with surprising health perks

Sun, 01 Mar 2026 11:04:28 EST

Scientists in Brazil have transformed cocoa waste into a functional chocolate-infused honey packed with antioxidants and natural stimulants. Using ultrasound waves, they enhanced honeyâ??s ability to pull beneficial compounds from cocoa shellsâ??no synthetic solvents required. The process is considered green and sustainable, and the product could find its way into gourmet foods and cosmetics.

Koalas survived a devastating population crash and their DNA is bouncing back

Fri, 06 Mar 2026 19:19:07 EST

Koalas suffered a massive population decline that left them with dangerously low genetic diversity. However, new genomic research suggests their rapid rebound may be helping reverse some of that genetic damage. As koala numbers rise, recombination is mixing their remaining DNA into new combinations, which can rebuild functional diversity. The findings suggest that fast population recovery can sometimes help species regain lost evolutionary potential.

Scientists discover tiny plant trick that could supercharge crop yields

Wed, 11 Mar 2026 06:05:55 EDT

Researchers have uncovered a molecular trick used by hornwort plants that could help future crops capture carbon dioxide more efficiently. A unique protein feature called RbcS-STAR causes the key photosynthesis enzyme Rubisco to cluster into dense compartments, helping it work more effectively. When scientists added this feature to other plants, Rubisco reorganized in the same way. The finding raises the possibility of engineering more efficient photosynthesis into major crops.

For every known vertebrate species, two more may be hiding in plain sight

Tue, 03 Mar 2026 06:49:27 EST

Earthâ??s vertebrate diversity may be far richer than anyone realized. A sweeping analysis of more than 300 studies suggests that for every known fish, bird, reptile, amphibian, or mammal species, there are about two nearly identical â??crypticâ?� species hiding in plain sightâ??genetically distinct but visually almost impossible to tell apart. Thanks to advances in DNA sequencing, scientists are uncovering these long-separated lineages, some evolving independently for over a million years.

Scientists found a rhino in the Arctic and it changes everything

Tue, 24 Mar 2026 07:13:14 EDT

Scientists have uncovered a new species of rhinoceros in the Canadian High Arctic, revealing that rhinos once lived far farther north than expected. The fossil, dating back 23 million years, is unusually complete and has helped reshape ideas about how these animals migrated between continents. Evidence suggests rhinos crossed from Europe to North America more recently than scientists once thought.

Scientists discover seven strange frog-like insects hidden in ugandaâ??s rainforest

Wed, 11 Mar 2026 20:55:22 EDT

Researchers exploring Ugandaâ??s Kibale National Park have discovered seven new species of frog-like leafhoppers. The tiny insects, named for their frog-shaped bodies and powerful jumping legs, are so similar in appearance that scientists must examine microscopic anatomical details to tell them apart. The find represents the first new African species of this group recorded since 1981. One species was named in honor of the scientistâ??s late mother.

Scientists discover hidden species among Borneoâ??s â??fanged frogsâ?�

Mon, 09 Mar 2026 05:57:08 EDT

DNA is revealing that many animals once thought to be a single species may actually be several hidden ones. But research on Bornean fanged frogs shows the line between species can be blurryâ??an important challenge when deciding what wildlife needs protection most.

Tiny clump of moss helped solve a shocking cemetery crime

Fri, 06 Mar 2026 21:26:56 EST

A tiny piece of moss helped expose a cemetery scandal in Illinois, where workers allegedly dug up graves and resold burial plots. By identifying the moss and analyzing its chlorophyll to estimate its age, scientists proved the remains had been moved recentlyâ??evidence that helped secure convictions.

Scientists finally solve the mystery of yeastâ??s tiny centromeres

Tue, 10 Mar 2026 00:30:58 EDT

Scientists have uncovered how brewerâ??s yeast developed its unusually tiny centromeres, the DNA regions that guide chromosome separation during cell division. By studying related yeast species, researchers found centromeres that appear to represent evolutionary halfway points. These structures seem to have formed from retrotransposonsâ??mobile â??jumping genesâ?� in the genome. The discovery shows how DNA once considered genomic junk can be transformed into essential chromosome machinery.

The worst coral bleaching event ever recorded damaged over 50% of reefs

Thu, 12 Feb 2026 07:55:48 EST

Coral reefs, worth an estimated $9.8 trillion a year to humanity, are in far worse shape than previously realized. A massive international study found that during the 2014â??2017 global marine heatwave, more than half of the worldâ??s reefs suffered significant bleaching, and many experienced large-scale coral death.

Why mosquitoes always find you and how they decide to attack

Sun, 22 Mar 2026 07:48:21 EDT

Scientists have finally cracked how mosquitoes decide where to flyâ??and itâ??s not by following each other. Instead, each insect independently reacts to visual cues and carbon dioxide, zeroing in on humans when both signals align. Dark colors and CO2 together create the strongest attraction, triggering swarming and biting behavior. This insight could reshape how we design traps and prevent mosquito-borne diseases.

Atacama surprise: The worldâ??s driest desert is teeming with hidden life

Mon, 02 Mar 2026 10:49:03 EST

Even in the ultra-dry Atacama Desert, tiny soil-dwelling nematodes are thriving in surprising diversity. Scientists found that biodiversity increases with moisture and altitude shapes which species survive. In the most extreme zones, many nematodes reproduce asexually â?? a possible survival advantage. The discovery suggests that life in arid regions may be far richer, and more fragile, than once believed.

Scientists just looked inside Darwinâ??s 200-year-old specimen jars without opening them

Thu, 05 Mar 2026 00:58:53 EST

Scientists have used a laser technique to analyze Charles Darwinâ??s original Galápagos specimens without opening their nearly 200-year-old jars. By shining light through the glass, the method reveals the chemical makeup of the preservation fluids inside. Researchers successfully identified the contents in most samples, offering new clues about historical preservation practices. The breakthrough could help museums protect millions of delicate specimens without risking damage.

Scientists discover hedgehogs can hear ultrasound and it could save them from cars

Thu, 12 Mar 2026 19:51:03 EDT

Researchers have discovered that hedgehogs can hear ultrasound, a surprising ability that could help protect them from cars. Since road traffic kills large numbers of hedgehogs, scientists believe ultrasonic repellents might be used to steer them away from danger. The animalsâ?? ears appear specially adapted for detecting high-frequency sounds. If the idea works, cars could one day emit signals that warn hedgehogs before itâ??s too late.

Scientists open a million-year-old time capsule beneath New Zealand

Thu, 26 Mar 2026 00:58:43 EDT

Deep inside a cave, scientists uncovered fossils from 16 species, including a newfound kÄ�kÄ�pÅ� ancestor that may have been able to fly. These remains reveal that New Zealandâ??s ecosystems were constantly disrupted by volcanic eruptions and rapid climate shifts. Long before humans, waves of extinction and replacement reshaped the islandsâ?? wildlife. Itâ??s a rare window into a missing chapter of natural history.

Scientists discover oxygen tug of war inside plant cells

Mon, 09 Mar 2026 05:55:13 EDT

Plants constantly juggle oxygen inside their cells, but scientists have now discovered a surprising twist in how that balance works. Researchers at the University of Helsinki found that mitochondriaâ??the cellâ??s energy generatorsâ??can actively pull oxygen away from chloroplasts, the structures responsible for photosynthesis. This previously unknown interaction suggests mitochondria can effectively â??drainâ?� oxygen inside plant cells, altering photosynthesis and the production of reactive molecules that help plants respond to stress.

Triceratops had a giant nose that may have cooled its massive head

Sun, 22 Feb 2026 07:20:15 EST

Triceratopsâ?? massive head may have been doing more than just showing off those famous horns. Using CT scans and 3D reconstructions of fossil skulls, researchers uncovered a surprisingly complex nasal system hidden inside its enormous snout. Instead of being just a supersized nose for smelling, it likely housed intricate networks of nerves and blood vesselsâ??and even special structures that helped regulate heat and moisture.

Scared of spiders? Scientists say the real nightmare is losing them

Sat, 14 Mar 2026 20:37:58 EDT

Spiders and insects may not be fan favorites, but they are vital to the health of ecosystemsâ??and scientists barely know how theyâ??re doing. Researchers found that nearly 90% of North Americaâ??s insect and arachnid species have no conservation status, leaving their fate largely unknown. Even more striking, most states donâ??t protect a single arachnid species. The study warns that these overlooked creatures are essential to planetary health and urgently need better monitoring and protection.

Extreme weather is hitting baby birds hard in a 60-year study

Thu, 12 Mar 2026 19:34:52 EDT

Decades of data from over 80,000 great tits reveal that extreme weather can shape the fate of baby birds. Cold snaps soon after hatching and heavy rain later in development shrink nestling body mass and reduce survival odds. But moderate warm spells can actually help chicks grow by boosting insect activity and feeding opportunities. Birds that breed earlier in the season seem better protected from these weather shocks.

Bird droppings helped build one of ancient Peruâ??s most powerful kingdoms

Sat, 07 Mar 2026 19:02:30 EST

New research suggests seabird guano helped transform the Chincha Kingdom into one of the most prosperous societies in ancient Peru. Chemical clues in centuries-old maize show farmers fertilized their crops with guano gathered from nearby islands, dramatically boosting yields in the desert landscape. The resulting agricultural surplus fueled trade, population growth, and regional influence.

A particle accelerator helped scientists create stunning 3D ants

Tue, 10 Mar 2026 23:12:11 EDT

Researchers have developed a high-tech system that rapidly scans ants and converts them into detailed 3D models. Using a synchrotron accelerator, X-ray imaging, robotics, and AI, the team scanned 2,000 specimens in just a week and produced models of 800 species. The images reveal microscopic anatomy that was previously difficult to study. The growing Antscan database could become a powerful digital library of biodiversity.

Scientists just discovered bees and hummingbirds are drinking alcohol

Wed, 25 Mar 2026 07:05:29 EDT

Flower nectar often contains small amounts of alcohol, meaning pollinators like hummingbirds are drinking it all day long. Despite consuming human-equivalent amounts, they show no signs of intoxicationâ??suggesting a surprising evolutionary tolerance.

Yellowstone wolves may not have transformed the national park after all

Thu, 12 Feb 2026 08:51:03 EST

A new scientific review challenges the headline-grabbing claim that Yellowstoneâ??s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% surge in willow growth was based on circular calculations and questionable comparisons. After correcting for modeling and sampling flaws, the supposed ecosystem-wide boom largely disappears.

Ocean species are disappearing before scientists can even find them

Fri, 27 Mar 2026 07:44:42 EDT

Species are vanishing faster than ever, and many are disappearing before scientists even know they exist. Now, an international team is racing against time to uncover hidden life beneath the waves by building a massive open-access genomic database of European marine worms. These tiny but vital creatures help keep ocean ecosystems runningâ??recycling nutrients, mixing sediments, and signaling pollution.

24 new deep-sea species found including a rare new branch of life

Wed, 25 Mar 2026 07:20:21 EDT

In a remarkable deep-sea breakthrough, researchers have discovered 24 new species of amphipods in the Pacificâ??s Clarion-Clipperton Zoneâ??including a rare, entirely new superfamily. The findings reveal previously unknown branches of life and push the boundaries of how deep these creatures are known to live.

The first animals on Earth had no skeletons and that changes everything

Sat, 28 Feb 2026 09:50:14 EST

Sponges may be ancient, but their timeline has been murky. New research suggests the earliest sponges were soft and skeleton-free, explaining why their fossils donâ??t appear until much later. By analyzing hundreds of genes and modeling how skeletons evolved, scientists found that mineralized spicules arose separately in different sponge lineages. The discovery rewrites the story of how the first reef-building animalsâ??and possibly the first animals of allâ??emerged.

Giant virus discovery could rewrite the origin of complex life

Thu, 19 Feb 2026 22:28:24 EST

A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different families of giant DNA viruses. Its unusual way of hijacking and disrupting the host cellâ??s nucleus offers fresh insight into how viruses may have influenced the evolution of the cell nucleus itself. The finding deepens the mystery of virusesâ??and their possible role in lifeâ??s biggest leap.

Scientists compared dinosaurs to mammals for decades but missed this key difference

Fri, 27 Feb 2026 05:08:15 EST

Baby dinosaurs werenâ??t coddled like lion cubs or elephant calvesâ??they were more like prehistoric latchkey kids. New research suggests that young dinosaurs quickly struck out on their own, forming kid-only groups and surviving without much parental help, while their massive parents lived entirely different lives. Because juveniles and adults ate different foods, faced different predators, and moved through different parts of the landscape, they may have functioned almost like separate species within the same ecosystem.

Ocean warming may supercharge a tiny microbe that controls marine nutrients

Wed, 11 Mar 2026 02:38:22 EDT

As deep-sea waters warm, scientists expected trouble for the microbes that help keep ocean chemistry in balance. Instead, researchers found that Nitrosopumilus maritimus can adapt to warmer, iron-limited conditions by using iron more efficiently. Because these microbes control key nitrogen reactions that support marine life, their adaptability could help sustain ocean productivity. In a warming world, they may play an even bigger role in shaping marine nutrient cycles.

New map reveals where lethal scorpions are most likely to strike

Wed, 18 Feb 2026 23:36:03 EST

Scientists have developed a powerful new way to forecast where some of the worldâ??s most dangerous scorpions are likely to be found. By combining fieldwork in Africa with advanced computer modeling, the team discovered that soil type is the strongest factor shaping where many lethal species live, while temperature patterns also play a key role.

Life rebounded shockingly fast after the asteroid that killed the dinosaurs

Sun, 15 Mar 2026 00:44:14 EDT

The asteroid impact that wiped out the dinosaurs didnâ??t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand yearsâ??and possibly in under 2,000 yearsâ??after the disaster. Scientists uncovered this rapid rebound by using a rare isotope marker to more accurately measure time in ancient sediments. The discovery suggests life recovered far faster than previously thought.

Half of Amazon insects could face dangerous heat stress

Thu, 05 Mar 2026 00:47:53 EST

A sweeping new study of more than 2,000 insect species reveals a troubling reality: many insects may be far less capable of coping with rising temperatures than scientists once hoped. Researchers found that while some species living at higher altitudes can temporarily boost their heat tolerance, many insects in tropical lowlandsâ??where biodiversity is highestâ??lack this flexibility. Because insects play essential roles as pollinators, decomposers, and predators, their vulnerability could ripple through entire ecosystems.

Almost every forest bird in Hawaiʻi is spreading avian malaria

Wed, 11 Feb 2026 08:04:23 EST

Avian malaria is spreading across HawaiÊ»i in a way scientists didnâ??t fully grasp until now: nearly every forest bird species can help keep the disease alive. Researchers found the parasite at 63 of 64 sites statewide, revealing that both native honeycreepers and introduced birds can quietly pass the infection to mosquitoesâ??even when carrying only tiny amounts of it. Because infected birds can remain contagious for months or even years, transmission keeps simmering almost everywhere mosquitoes exist.

Scientists discover a universal temperature curve that governs all life

Thu, 12 Mar 2026 21:58:51 EDT

Researchers have uncovered a universal pattern showing how temperature affects life on Earth. Across thousands of speciesâ??from microbes to reptilesâ??performance rises gradually with warming until an optimal temperature is reached, after which it drops sharply. Although each species has its own preferred temperature range, they all follow the same underlying curve. This surprising constraint suggests evolution may have limited room to help species cope with rapid climate warming.

MIT study finds Earthâ??s first animals were likely ancient sea sponges

Fri, 27 Feb 2026 09:45:38 EST

Scientists at MIT have found compelling chemical evidence that Earthâ??s earliest animals were likely ancient sea sponges. Hidden inside rocks over 541 million years old are rare molecular â??fingerprintsâ?� that match compounds made by modern demosponges. After testing rocks, living sponges, and lab-made molecules, researchers confirmed the signals came from life â?? not geology. The discovery suggests sponges were thriving in the oceans well before most other animal groups appeared.

Light-guided evolution creates proteins that can switch, sense, and compute

Mon, 09 Mar 2026 19:05:48 EDT

Researchers have created a method called optovolution that uses light to guide the evolution of proteins with dynamic behaviors. By engineering yeast cells so their survival depended on proteins switching states at the right time, scientists could rapidly select the best-performing variants. The technique produced new light-sensitive proteins that respond to different colors and improved optogenetic systems. It even evolved a protein that behaves like a tiny logic gate, activating genes only when two signals are present.

Scientists stunned to find signs of ancient life in a place no one expected

Sun, 08 Mar 2026 17:31:54 EDT

While exploring ancient seabeds in Morocco, scientists discovered strange wrinkle-like textures in deep-water sediments that shouldnâ??t have been there. These structures are usually made by sunlight-loving microbial mats in shallow waters. But the rocks formed far below the reach of light, suggesting a different explanation. Evidence points to chemosynthetic microbesâ??organisms powered by chemical reactionsâ??creating the mats in the dark depths of an ancient ocean.

A â??ghostâ?� great white shark just reignited a Mediterranean mystery

Wed, 11 Mar 2026 21:34:59 EDT

A rare encounter with a juvenile great white shark caught by fishermen in April 2023 has reignited scientific interest in the mysterious population of these apex predators in the Mediterranean Sea. By reviewing records spanning more than 160 years, researchers found that great whites still appear sporadically in Spanish Mediterranean waters, suggesting the populationâ??though elusive and decliningâ??has not vanished. The discovery of a young shark raises an intriguing possibility: these legendary predators may still be reproducing in the region.

H5N1 bird flu kills more than 50 skuas in first Antarctica wildlife die off

Thu, 12 Feb 2026 01:31:45 EST

For the first time, deadly H5N1 bird flu has been confirmed as the cause of a wildlife die-off in Antarctica, killing more than 50 skuas during the 2023â??2024 summers. Researchers on an Antarctic expedition found the virus ravaging these powerful seabirds, with some suffering severe neurological symptomsâ??twisted necks, circling behavior, and even falling from the sky. While penguins and fur seals were examined, skuas emerged as the primary victims, especially on Beak Island, where a mass die-off occurred.

Scientists just found DNA â??supergenesâ?� that speed up evolution

Wed, 01 Apr 2026 00:43:11 EDT

Hidden within fish DNA are powerful genetic twists that may explain one of natureâ??s biggest mysteries: how new species form so quickly. In Lake Malawi, hundreds of cichlid fish species evolved at lightning speed, and scientists now think â??flippedâ?� sections of DNAâ??called chromosomal inversionsâ??are the secret. These inversions lock together useful gene combinations, creating â??supergenesâ?� that help fish rapidly adapt to different environments, from deep waters to sandy shores.

T. rex took 40 years to reach full size, study finds

Thu, 05 Mar 2026 15:10:22 EST

Tyrannosaurus rex may have taken far longer to grow up than scientists once thought. By analyzing growth rings in fossilized leg bones from 17 tyrannosaur specimens and using new statistical methods, researchers found that the famous predator likely took about 40 years to reach its full sizeâ??around eight tonsâ??rather than the previously estimated 25 years.