https://www.sciencedaily.com/news/plants_animals/life_sciences/ Life Science News. Updated daily with science research articles in all the life sciences. en-us Fri, 17 Apr 2026 09:09:29 EDT Fri, 17 Apr 2026 09:09:29 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/plants_animals/life_sciences/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260415043623.htm A massive, bus-sized “terror croc” that once preyed on dinosaurs has been brought back to life in stunning detail with the first scientifically accurate full skeleton of Deinosuchus schwimmeri. Stretching over 30 feet long, this ancient apex predator ruled the southeastern U.S. more than 75 million years ago—and now visitors can see it up close at the Tellus Science Museum, the only place in the world with this replica. Wed, 15 Apr 2026 09:23:03 EDT https://www.sciencedaily.com/releases/2026/04/260415043623.htm https://www.sciencedaily.com/releases/2026/04/260415043619.htm A long-running dinosaur mystery may finally be solved: Nanotyrannus, once dismissed as just a teenage T. rex, appears to have been its own distinct species after all. Scientists analyzed a tiny throat bone from the original fossil and discovered growth patterns showing the animal was already mature, not a juvenile giant-in-the-making. This smaller predator—about half the size of a full-grown T. rex—likely roamed alongside its famous cousin, adding a new layer of complexity to prehistoric ecosystems. Wed, 15 Apr 2026 23:05:23 EDT https://www.sciencedaily.com/releases/2026/04/260415043619.htm https://www.sciencedaily.com/releases/2026/04/260415043610.htm A badly mangled dinosaur skull, once forgotten in a drawer, turned out to be a rare and important discovery. Reconstructed by a Virginia Tech student, it revealed a new species of early carnivorous dinosaur with unusual features never seen before. The fossil suggests some dinosaur groups were wiped out during the end-Triassic extinction, not just their rivals. It may represent one of the last survivors of an ancient dinosaur lineage. Wed, 15 Apr 2026 09:31:31 EDT https://www.sciencedaily.com/releases/2026/04/260415043610.htm https://www.sciencedaily.com/releases/2026/04/260415011643.htm A rare fossil discovery is shedding light on the “missing years” of early sponge evolution. Scientists found a 550-million-year-old sponge that likely lacked hard skeletal parts, explaining why earlier fossils are so scarce. This supports the idea that the earliest sponges were soft-bodied and rarely preserved. The finding changes how researchers hunt for the origins of animal life. Wed, 15 Apr 2026 02:02:43 EDT https://www.sciencedaily.com/releases/2026/04/260415011643.htm https://www.sciencedaily.com/releases/2026/04/260414075642.htm In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: Lystrosaurus. Now, a stunning fossil discovery—an ancient egg containing a curled-up embryo—has finally answered a decades-old mystery about whether mammal ancestors laid eggs. Using advanced imaging technology, scientists confirmed that these resilient creatures did reproduce this way, likely producing large, soft-shelled eggs packed with nutrients. Tue, 14 Apr 2026 10:20:28 EDT https://www.sciencedaily.com/releases/2026/04/260414075642.htm https://www.sciencedaily.com/releases/2026/04/260414075641.htm In the Arizona desert, scientists have uncovered a bizarre and almost unbelievable partnership between ants: tiny cone ants acting as “cleaners” for much larger harvester ants. Instead of attacking, the smaller ants crawl over the giants, licking and nibbling their bodies—even venturing between their open jaws—while the larger ants calmly allow it. The scene resembles underwater “cleaning stations,” where small fish groom predators like sharks. Tue, 14 Apr 2026 23:01:40 EDT https://www.sciencedaily.com/releases/2026/04/260414075641.htm https://www.sciencedaily.com/releases/2026/04/260413043123.htm Light doesn’t just help plants grow—it may also quietly hold them back. Researchers have uncovered a surprising mechanism where light strengthens the “glue” between a plant’s outer skin and its inner tissues. This tighter bond, driven by a compound called p-coumaric acid, reinforces cell walls but also restricts how much the plant can expand. The discovery reveals a hidden balancing act: light both fuels growth and subtly puts the brakes on it. Mon, 13 Apr 2026 08:52:37 EDT https://www.sciencedaily.com/releases/2026/04/260413043123.htm https://www.sciencedaily.com/releases/2026/04/260408225946.htm Not all parts of our genetic code are equal, even when they appear to say the same thing. Scientists have discovered that cells can detect less efficient genetic instructions and selectively silence them. A protein called DHX29 plays a key role in this process by identifying and suppressing weaker messages. This finding reveals a hidden layer of control in how genes are used. Thu, 09 Apr 2026 04:32:44 EDT https://www.sciencedaily.com/releases/2026/04/260408225946.htm https://www.sciencedaily.com/releases/2026/04/260407193911.htm A new international study is shaking up how we think about elite sprinting, arguing there’s no single “perfect” running style behind the world’s fastest athletes. Instead, speed emerges from a complex mix of an individual’s body, coordination, strength, and training—meaning every top sprinter moves differently. Using examples like rising Australian star Gout Gout, researchers show that unique physical traits can produce world-class speed without copying anyone else’s technique. Wed, 08 Apr 2026 09:17:58 EDT https://www.sciencedaily.com/releases/2026/04/260407193911.htm https://www.sciencedaily.com/releases/2026/04/260407193853.htm A famous “oldest octopus” fossil has been exposed as a case of mistaken identity. Advanced imaging revealed hidden teeth showing it was actually related to a nautilus, not an octopus. The confusion came from decay that altered its shape before fossilization. This discovery rewrites part of evolutionary history, pushing the true origin of octopuses much later in time. Tue, 07 Apr 2026 21:51:48 EDT https://www.sciencedaily.com/releases/2026/04/260407193853.htm https://www.sciencedaily.com/releases/2026/04/260406234153.htm A remarkable fossil discovery in southwest China is rewriting the story of how complex animal life began, showing that many key animal groups appeared millions of years earlier than scientists once believed. Dating back over 540 million years, the fossils reveal a surprisingly diverse and advanced ecosystem from the late Ediacaran period—before the famous Cambrian explosion. Among the finds are early relatives of starfish, worm-like creatures, and even ancestors of animals with backbones, suggesting that the roots of modern life were already taking shape. Mon, 06 Apr 2026 23:41:53 EDT https://www.sciencedaily.com/releases/2026/04/260406234153.htm https://www.sciencedaily.com/releases/2026/04/260405003946.htm A newly discovered group of tarantulas is so bizarre that scientists had to invent a whole new genus—Satyrex—to describe them. With unusually long mating appendages and fierce, hissing defenses, these spiders are as strange as they are intimidating. Mon, 06 Apr 2026 08:31:08 EDT https://www.sciencedaily.com/releases/2026/04/260405003946.htm https://www.sciencedaily.com/releases/2026/04/260403002023.htm What started as routine fossil cleaning turned into a major scientific surprise when researchers uncovered a tiny claw in a 500-million-year-old specimen where no claw should exist. That detail revealed Megachelicerax cousteaui, the oldest known relative of spiders, pushing the origins of this group back by 20 million years. The fossil shows that key features of modern spiders and horseshoe crabs were already emerging during the Cambrian Explosion. Fri, 03 Apr 2026 05:11:17 EDT https://www.sciencedaily.com/releases/2026/04/260403002023.htm https://www.sciencedaily.com/releases/2026/04/260402042748.htm Thousands of years ago in a cave on Hispaniola, an unusual chain of events left behind a rare scientific treasure: bees nesting inside fossilized bones. After giant barn owls repeatedly brought prey like hutias into the cave, their remains accumulated in silt-rich chambers—creating a strange underground environment. Later, burrowing bees took advantage of the soft sediment and even reused tiny cavities in fossilized jaws and bones as ready-made nests, coating them with a smooth, waterproof lining. Fri, 03 Apr 2026 04:17:20 EDT https://www.sciencedaily.com/releases/2026/04/260402042748.htm https://www.sciencedaily.com/releases/2026/04/260401071943.htm High in a South American rainforest canopy, scientists have discovered a bizarre new termite species that looks strikingly like a miniature sperm whale. Named Cryptotermes mobydicki, this tiny insect has an elongated head and concealed mandibles that give it an uncanny resemblance to the iconic marine giant. Researchers were so surprised by its unusual appearance that they initially thought it belonged to an entirely new genus. Wed, 01 Apr 2026 23:06:19 EDT https://www.sciencedaily.com/releases/2026/04/260401071943.htm https://www.sciencedaily.com/releases/2026/04/260401071923.htm Scientists uncovered a rare baby dinosaur in South Korea and named it Doolysaurus after a famous cartoon character. Using cutting-edge CT scans, they discovered hidden bones—including a skull—inside rock much faster than traditional methods. The young dinosaur, possibly fluffy and lamb-like, even had stomach stones that reveal it ate a mix of plants and small animals. The discovery suggests many more dinosaurs may still be hidden in Korea’s rocks. Wed, 01 Apr 2026 09:16:18 EDT https://www.sciencedaily.com/releases/2026/04/260401071923.htm https://www.sciencedaily.com/releases/2026/04/260401022027.htm 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 hosts—including marine mammals—their increase may reflect ecosystem recovery over decades. What looks unappetizing may actually be a sign of a healthier ocean. Wed, 01 Apr 2026 04:20:39 EDT https://www.sciencedaily.com/releases/2026/04/260401022027.htm https://www.sciencedaily.com/releases/2026/03/260331001109.htm Hidden within fish DNA are powerful genetic twists that may explain one of nature’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 “flipped” sections of DNA—called chromosomal inversions—are the secret. These inversions lock together useful gene combinations, creating “supergenes” that help fish rapidly adapt to different environments, from deep waters to sandy shores. Wed, 01 Apr 2026 00:43:11 EDT https://www.sciencedaily.com/releases/2026/03/260331001109.htm https://www.sciencedaily.com/releases/2026/03/260331001100.htm 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 changed—until a dramatic post-extinction boom sparked rapid diversification as they moved into new shallow-water habitats. Wed, 01 Apr 2026 00:10:41 EDT https://www.sciencedaily.com/releases/2026/03/260331001100.htm https://www.sciencedaily.com/releases/2026/03/260330001143.htm Certain smaller sauropods could stand on their hind legs with surprising ease, giving them access to higher food and a defensive edge. Computer simulations show their bones handled stress better than those of their larger relatives. However, as they grew, the sheer weight made this posture much harder to sustain. What started as a useful trick in youth became a more limited, strategic move in adulthood. Mon, 30 Mar 2026 09:08:52 EDT https://www.sciencedaily.com/releases/2026/03/260330001143.htm https://www.sciencedaily.com/releases/2026/03/260326075611.htm A cow named Veronika has stunned scientists by using tools in a flexible and purposeful way. She chooses different ends of a brush depending on the part of her body and adjusts her movements accordingly. This level of tool use is incredibly rare and was previously seen mainly in primates. The finding hints that cows may be much smarter than we assume. Thu, 26 Mar 2026 08:28:40 EDT https://www.sciencedaily.com/releases/2026/03/260326075611.htm https://www.sciencedaily.com/releases/2026/03/260326075603.htm 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 running—recycling nutrients, mixing sediments, and signaling pollution. Fri, 27 Mar 2026 07:44:42 EDT https://www.sciencedaily.com/releases/2026/03/260326075603.htm https://www.sciencedaily.com/releases/2026/03/260326064157.htm 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. Thu, 26 Mar 2026 21:51:08 EDT https://www.sciencedaily.com/releases/2026/03/260326064157.htm https://www.sciencedaily.com/releases/2026/03/260326011455.htm Snow flies have an unexpected way of surviving freezing temperatures. They produce antifreeze proteins to block ice formation and can even generate their own heat. Scientists also found that their genes are unusually unique, and they feel less cold-related pain than other insects. These combined traits let them stay active in conditions that would freeze most species. Thu, 26 Mar 2026 01:26:31 EDT https://www.sciencedaily.com/releases/2026/03/260326011455.htm https://www.sciencedaily.com/releases/2026/03/260325005924.htm Deep inside a cave, scientists uncovered fossils from 16 species, including a newfound kākāpō ancestor that may have been able to fly. These remains reveal that New Zealand’s ecosystems were constantly disrupted by volcanic eruptions and rapid climate shifts. Long before humans, waves of extinction and replacement reshaped the islands’ wildlife. It’s a rare window into a missing chapter of natural history. Thu, 26 Mar 2026 00:58:43 EDT https://www.sciencedaily.com/releases/2026/03/260325005924.htm https://www.sciencedaily.com/releases/2026/03/260325005914.htm By closely monitoring fish throughout their lives, researchers found that simple behaviors in midlife—like movement and sleep—can predict lifespan. Fish that stayed active and slept mostly at night tended to live longer, while those slowing down earlier lived shorter lives. Surprisingly, aging didn’t unfold smoothly but in sudden jumps between stages. The work suggests that tracking daily habits in humans could reveal early clues about how we age. Thu, 26 Mar 2026 07:18:41 EDT https://www.sciencedaily.com/releases/2026/03/260325005914.htm https://www.sciencedaily.com/releases/2026/03/260325005912.htm In a remarkable deep-sea breakthrough, researchers have discovered 24 new species of amphipods in the Pacific’s Clarion-Clipperton Zone—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. Wed, 25 Mar 2026 07:20:21 EDT https://www.sciencedaily.com/releases/2026/03/260325005912.htm https://www.sciencedaily.com/releases/2026/03/260325005908.htm 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 intoxication—suggesting a surprising evolutionary tolerance. Wed, 25 Mar 2026 07:05:29 EDT https://www.sciencedaily.com/releases/2026/03/260325005908.htm https://www.sciencedaily.com/releases/2026/03/260324024245.htm 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. Tue, 24 Mar 2026 07:13:14 EDT https://www.sciencedaily.com/releases/2026/03/260324024245.htm https://www.sciencedaily.com/releases/2026/03/260323005532.htm Two new species of black bass have been officially identified after decades of confusion with similar fish. Bartram’s bass and Altamaha bass stand out not just in appearance, but in their DNA, revealed through detailed genetic analysis of hundreds of specimens. Scientists say this breakthrough helps preserve a record of these species as habitat changes and hybridization threaten their future. What was once overlooked could soon be at risk of vanishing. Mon, 23 Mar 2026 23:19:35 EDT https://www.sciencedaily.com/releases/2026/03/260323005532.htm https://www.sciencedaily.com/releases/2026/03/260321012715.htm A newly discovered Triassic reptile from the UK looked more like a racing greyhound than a crocodile, built for speed on land. With long legs and a lightweight body, it hunted small animals in a dry, upland environment millions of years ago. Scientists identified it as a new species after spotting key differences in its fossils. It’s also a tribute to an inspiring teacher who helped spark a future scientist’s curiosity. Sat, 21 Mar 2026 04:57:59 EDT https://www.sciencedaily.com/releases/2026/03/260321012715.htm https://www.sciencedaily.com/releases/2026/03/260321012638.htm 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 water—but it also altered how fish absorb them, creating unexpected risks. Sat, 21 Mar 2026 20:48:07 EDT https://www.sciencedaily.com/releases/2026/03/260321012638.htm https://www.sciencedaily.com/releases/2026/03/260318033115.htm Some feathered dinosaurs may have briefly taken to the skies—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 couldn’t fly at all. Instead of the neat, symmetrical feather replacement seen in flying birds, these dinosaurs showed a messy, irregular molt—something only flightless animals exhibit. Wed, 18 Mar 2026 06:08:57 EDT https://www.sciencedaily.com/releases/2026/03/260318033115.htm https://www.sciencedaily.com/releases/2026/03/260315004414.htm The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand years—and possibly in under 2,000 years—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. Sun, 15 Mar 2026 00:44:14 EDT https://www.sciencedaily.com/releases/2026/03/260315004414.htm https://www.sciencedaily.com/releases/2026/03/260315001841.htm 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. Sun, 15 Mar 2026 02:28:20 EDT https://www.sciencedaily.com/releases/2026/03/260315001841.htm https://www.sciencedaily.com/releases/2026/03/260314030512.htm Spiders and insects may not be fan favorites, but they are vital to the health of ecosystems—and scientists barely know how they’re doing. Researchers found that nearly 90% of North America’s insect and arachnid species have no conservation status, leaving their fate largely unknown. Even more striking, most states don’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. Sat, 14 Mar 2026 20:37:58 EDT https://www.sciencedaily.com/releases/2026/03/260314030512.htm https://www.sciencedaily.com/releases/2026/03/260314030457.htm Researchers have revealed how bacteria precisely control the genes that trigger cell division. The study shows that the MraZ protein, which normally forms a donut-shaped structure, must bend and partially break apart to bind key DNA sequences that activate division genes. Using cryo-electron microscopy, scientists captured this interaction in remarkable detail. The mechanism appears to be widespread across bacteria, offering a new window into how microbes regulate growth. Sat, 14 Mar 2026 23:36:50 EDT https://www.sciencedaily.com/releases/2026/03/260314030457.htm https://www.sciencedaily.com/releases/2026/03/260313062533.htm 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. Sat, 14 Mar 2026 01:42:57 EDT https://www.sciencedaily.com/releases/2026/03/260313062533.htm https://www.sciencedaily.com/releases/2026/03/260313002652.htm A newly identified Australian tree has been dubbed the “zombie” tree because it’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. Fri, 13 Mar 2026 21:53:56 EDT https://www.sciencedaily.com/releases/2026/03/260313002652.htm https://www.sciencedaily.com/releases/2026/03/260312222355.htm 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 plant–insect relationship stable. Thu, 12 Mar 2026 22:44:26 EDT https://www.sciencedaily.com/releases/2026/03/260312222355.htm https://www.sciencedaily.com/releases/2026/03/260312020101.htm 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. Thu, 12 Mar 2026 06:56:39 EDT https://www.sciencedaily.com/releases/2026/03/260312020101.htm https://www.sciencedaily.com/releases/2026/03/260311213457.htm Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates that eventually moved onto land. By reanalyzing mysterious fossils from Australia’s famed Gogo Formation and studying a newly reconstructed 410-million-year-old lungfish skull from China, researchers are revealing how these primitive creatures evolved. Thu, 12 Mar 2026 01:14:08 EDT https://www.sciencedaily.com/releases/2026/03/260311213457.htm https://www.sciencedaily.com/releases/2026/03/260311213448.htm Researchers have uncovered a universal pattern showing how temperature affects life on Earth. Across thousands of species—from microbes to reptiles—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. Thu, 12 Mar 2026 21:58:51 EDT https://www.sciencedaily.com/releases/2026/03/260311213448.htm https://www.sciencedaily.com/releases/2026/03/260311213439.htm 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 animals’ ears appear specially adapted for detecting high-frequency sounds. If the idea works, cars could one day emit signals that warn hedgehogs before it’s too late. Thu, 12 Mar 2026 19:51:03 EDT https://www.sciencedaily.com/releases/2026/03/260311213439.htm https://www.sciencedaily.com/releases/2026/03/260311004829.htm Researchers exploring Uganda’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 scientist’s late mother. Wed, 11 Mar 2026 20:55:22 EDT https://www.sciencedaily.com/releases/2026/03/260311004829.htm https://www.sciencedaily.com/releases/2026/03/260311004716.htm 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. Wed, 11 Mar 2026 06:05:55 EDT https://www.sciencedaily.com/releases/2026/03/260311004716.htm https://www.sciencedaily.com/releases/2026/03/260309225231.htm A nearly complete dinosaur skeleton discovered in Patagonia is helping scientists crack the mystery of alvarezsaurs, a bizarre group of bird-like dinosaurs. The fossil of Alnashetri cerropoliciensis reveals that these animals became tiny before developing their later specialized features, such as stubby arms and ant-eating adaptations. Weighing under two pounds, the dinosaur is one of the smallest known from South America. Tue, 10 Mar 2026 06:50:39 EDT https://www.sciencedaily.com/releases/2026/03/260309225231.htm https://www.sciencedaily.com/releases/2026/03/260309183211.htm 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. Mon, 09 Mar 2026 19:05:48 EDT https://www.sciencedaily.com/releases/2026/03/260309183211.htm https://www.sciencedaily.com/releases/2026/03/260308201606.htm Scientists have uncovered how brewer’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 retrotransposons—mobile “jumping genes” in the genome. The discovery shows how DNA once considered genomic junk can be transformed into essential chromosome machinery. Tue, 10 Mar 2026 00:30:58 EDT https://www.sciencedaily.com/releases/2026/03/260308201606.htm https://www.sciencedaily.com/releases/2026/03/260308201604.htm 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 blurry—an important challenge when deciding what wildlife needs protection most. Mon, 09 Mar 2026 05:57:08 EDT https://www.sciencedaily.com/releases/2026/03/260308201604.htm https://www.sciencedaily.com/releases/2026/03/260308201601.htm 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 mitochondria—the cell’s energy generators—can actively pull oxygen away from chloroplasts, the structures responsible for photosynthesis. This previously unknown interaction suggests mitochondria can effectively “drain” oxygen inside plant cells, altering photosynthesis and the production of reactive molecules that help plants respond to stress. Mon, 09 Mar 2026 05:55:13 EDT https://www.sciencedaily.com/releases/2026/03/260308201601.htm https://www.sciencedaily.com/releases/2026/03/260306224220.htm Scientists have revealed how the body’s microscopic cold sensor, TRPM8, detects both chilly temperatures and the cooling effect of menthol. The discovery finally shows how the sensation of “cool” works at the molecular level—and could inspire new treatments for pain and eye disorders. Sun, 08 Mar 2026 01:31:56 EST https://www.sciencedaily.com/releases/2026/03/260306224220.htm https://www.sciencedaily.com/releases/2026/03/260306145610.htm 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. Fri, 06 Mar 2026 19:19:07 EST https://www.sciencedaily.com/releases/2026/03/260306145610.htm https://www.sciencedaily.com/releases/2026/03/260305223223.htm Scientists have discovered a newly identified marine fungus that can infect and kill toxic algae responsible for harmful blooms. The microscopic parasite, named Algophthora mediterranea, attacks algae such as Ostreopsis cf. ovata, which produces toxins that can irritate the lungs, skin, and eyes of people exposed during coastal blooms. Remarkably, the fungus can infect several different algae species and even survive on pollen, suggesting it is far more adaptable than most known marine parasites. Fri, 06 Mar 2026 18:37:54 EST https://www.sciencedaily.com/releases/2026/03/260305223223.htm https://www.sciencedaily.com/releases/2026/03/260305223215.htm 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 recently—evidence that helped secure convictions. Fri, 06 Mar 2026 21:26:56 EST https://www.sciencedaily.com/releases/2026/03/260305223215.htm https://www.sciencedaily.com/releases/2026/03/260305223208.htm Advanced 3D reconstructions of the comb jelly’s aboral organ reveal a sensory system far more complex than scientists expected. The organ contains a wide variety of specialized cells and is closely linked to the animal’s nerve network, allowing it to coordinate behavior and orientation in the water. Researchers say it may function as a primitive brain-like center. The discovery suggests that centralized nervous systems might have evolved independently in different animal lineages. Fri, 06 Mar 2026 02:16:07 EST https://www.sciencedaily.com/releases/2026/03/260305223208.htm https://www.sciencedaily.com/releases/2026/03/260305182700.htm A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by younger whales. But as more mature males returned, they increasingly fathered more calves than their younger rivals. Scientists say experience in singing and competing may help older males win the breeding battle. Thu, 05 Mar 2026 20:19:42 EST https://www.sciencedaily.com/releases/2026/03/260305182700.htm https://www.sciencedaily.com/releases/2026/03/260304184226.htm 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 size—around eight tons—rather than the previously estimated 25 years. Thu, 05 Mar 2026 15:10:22 EST https://www.sciencedaily.com/releases/2026/03/260304184226.htm https://www.sciencedaily.com/releases/2026/03/260304184224.htm 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 lowlands—where biodiversity is highest—lack this flexibility. Because insects play essential roles as pollinators, decomposers, and predators, their vulnerability could ripple through entire ecosystems. Thu, 05 Mar 2026 00:47:53 EST https://www.sciencedaily.com/releases/2026/03/260304184224.htm https://www.sciencedaily.com/releases/2026/03/260303201801.htm 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. Tue, 03 Mar 2026 23:19:55 EST https://www.sciencedaily.com/releases/2026/03/260303201801.htm