https://www.sciencedaily.com/news/fossils_ruins/fossils/ Paleontology and fossil records. Read about fossil finds over the last 10 years starting with the most recent research. Full text, photos. en-us Tue, 04 Nov 2025 11:32:17 EST Tue, 04 Nov 2025 11:32:17 EST 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/fossils_ruins/fossils/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2025/11/251102011141.htm The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand tyrannosaur evolution and Cretaceous predator diversity. For the first time, T. rex must share its throne with a smaller, faster rival. Sun, 02 Nov 2025 03:26:27 EST https://www.sciencedaily.com/releases/2025/11/251102011141.htm https://www.sciencedaily.com/releases/2025/11/251101000412.htm For decades, Paranthropus robustus has intrigued scientists as a powerful, big-jawed cousin of early humans. Now, thanks to ancient protein analysis, researchers have cracked open new secrets hidden in 2-million-year-old tooth enamel. These proteins revealed both sex and subtle genetic differences among fossils, suggesting Paranthropus might not have been one species but a more complex evolutionary mix. Sat, 01 Nov 2025 05:21:59 EDT https://www.sciencedaily.com/releases/2025/11/251101000412.htm https://www.sciencedaily.com/releases/2025/10/251029100152.htm UCL scientists found that human skulls evolved much faster than those of other apes, reflecting the powerful forces driving our brain growth and facial flattening. By comparing 3D models of ape skulls, they showed that humans changed about twice as much as expected. The findings suggest that both cognitive and social factors, not just intelligence, influenced our evolutionary path. Wed, 29 Oct 2025 11:55:32 EDT https://www.sciencedaily.com/releases/2025/10/251029100152.htm https://www.sciencedaily.com/releases/2025/10/251027224852.htm Researchers have uncovered dozens of long-misidentified coelacanth fossils in British museums, some overlooked for more than a century. The study reveals that these ancient “living fossils” thrived in tropical seas during the Triassic Period, around 200 million years ago. By re-examining mislabeled bones and using X-ray scans, scientists discovered a once-flourishing community of coelacanths that hunted smaller marine reptiles. Fri, 31 Oct 2025 11:20:18 EDT https://www.sciencedaily.com/releases/2025/10/251027224852.htm https://www.sciencedaily.com/releases/2025/10/251026021740.htm New research shows that hippos lived in central Europe tens of thousands of years longer than previously thought. Ancient DNA and radiocarbon dating confirm they survived in Germany’s Upper Rhine Graben during a milder Ice Age phase. Closely related to modern African hippos, they shared the landscape with cold-adapted giants like mammoths. The finding rewrites Ice Age history and suggests regional climates were far more diverse. Sun, 26 Oct 2025 08:29:01 EDT https://www.sciencedaily.com/releases/2025/10/251026021740.htm https://www.sciencedaily.com/releases/2025/10/251026021732.htm Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of dinosaurs existed until the very end. Their extinction was sudden, not gradual, and the recovery of life afterward mirrored climate-driven patterns. It’s a powerful reminder of life’s adaptability and fragility. Sun, 26 Oct 2025 11:05:11 EDT https://www.sciencedaily.com/releases/2025/10/251026021732.htm https://www.sciencedaily.com/releases/2025/10/251024041828.htm Scientists have unveiled Khankhuuluu, a new Mongolian dinosaur species that predates and closely resembles early Tyrannosaurs. With its long snout, small horns, and lean build, it represents a transitional form between swift mid-sized predators and giant apex hunters like T. rex. The find also suggests that large Tyrannosaurs first evolved in North America following an ancient migration from Asia. Fri, 24 Oct 2025 10:01:07 EDT https://www.sciencedaily.com/releases/2025/10/251024041828.htm https://www.sciencedaily.com/releases/2025/10/251015230952.htm Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even Neanderthals were exposed to lead millions of years ago. This toxic metal can damage the brain, yet modern humans developed a tiny genetic change that protected our minds and allowed language and intelligence to flourish. Thu, 16 Oct 2025 10:31:28 EDT https://www.sciencedaily.com/releases/2025/10/251015230952.htm https://www.sciencedaily.com/releases/2025/10/251012054612.htm Researchers in Italy discovered 400,000-year-old evidence that ancient humans butchered elephants for food and tools. At the Casal Lumbroso site near Rome, they found hundreds of bones and stone implements, many showing impact marks from butchery. The findings reveal a consistent prehistoric strategy for resource use during warmer Middle Pleistocene periods. Sun, 12 Oct 2025 23:24:35 EDT https://www.sciencedaily.com/releases/2025/10/251012054612.htm https://www.sciencedaily.com/releases/2025/10/251011105524.htm Researchers have unearthed South America’s first amber deposits containing ancient insects in an Ecuadorian quarry, offering a rare 112-million-year-old glimpse into life on the supercontinent Gondwana. The amber, found in the Hollín Formation, preserved a diverse range of insect species and plant material, revealing a humid, resin-rich forest teeming with life. Sat, 11 Oct 2025 11:33:09 EDT https://www.sciencedaily.com/releases/2025/10/251011105524.htm https://www.sciencedaily.com/releases/2025/10/251004092907.htm Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The new species, Acronichthys maccognoi, shows early adaptations for its unusual hearing system. Evidence suggests otophysans moved from oceans to rivers more than once, leaving scientists puzzled about their ancient global journeys. Sat, 04 Oct 2025 09:29:07 EDT https://www.sciencedaily.com/releases/2025/10/251004092907.htm https://www.sciencedaily.com/releases/2025/10/251002074013.htm A strange Jurassic lizard discovered on Scotland’s Isle of Skye is shaking up what we know about snake evolution. Named Breugnathair elgolensis, the “false snake of Elgol” combined hook-like, python-style teeth and jaws with the short body and limbs of a lizard. Researchers spent nearly a decade studying the 167-million-year-old fossil, revealing that it belonged to a newly defined group of squamates and carried features of both snakes and geckos. Thu, 02 Oct 2025 07:40:13 EDT https://www.sciencedaily.com/releases/2025/10/251002074013.htm https://www.sciencedaily.com/releases/2025/09/250928095639.htm 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 traits that set it apart from other species. The discovery underscores Mistelgau’s global significance as a Jurassic fossil site, with more studies underway to uncover how these animals lived and thrived. Mon, 29 Sep 2025 00:02:48 EDT https://www.sciencedaily.com/releases/2025/09/250928095639.htm https://www.sciencedaily.com/releases/2025/09/250926035054.htm Scientists reclassified a long-misunderstood fossil from Brazil as a new genus, Franscinella riograndensis. Using advanced microscopy, they discovered spores preserved in situ—a rare find that links fossil plants to microfossil records. The breakthrough reshapes knowledge of Permian ecosystems and highlights the power of revisiting classic fossils with new tools. Sat, 27 Sep 2025 02:58:01 EDT https://www.sciencedaily.com/releases/2025/09/250926035054.htm https://www.sciencedaily.com/releases/2025/09/250923021153.htm A 95-million-year-old crocodyliform fossil, affectionately nicknamed Elton, was discovered in Montana by student Harrison Allen. Unlike most crocs, it lived on land and ate a varied diet. The find led to the naming of a new species, Thikarisuchus xenodentes, offering insights into croc evolution and burrow-based fossil preservation. For Allen, it was a life-changing project that launched him into a career in paleontology. Tue, 23 Sep 2025 08:10:35 EDT https://www.sciencedaily.com/releases/2025/09/250923021153.htm https://www.sciencedaily.com/releases/2025/09/250921090857.htm More than a century after its discovery, a mysterious fossil from South Wales has finally been confirmed as belonging to a new species of predatory dinosaur. Using cutting-edge digital scanning, researchers reconstructed the long-lost jawbone, revealing unique features that warranted a new name: Newtonsaurus. Mon, 22 Sep 2025 02:19:01 EDT https://www.sciencedaily.com/releases/2025/09/250921090857.htm https://www.sciencedaily.com/releases/2025/09/250920214301.htm A newly discovered fossil in Mongolia’s Gobi Desert has revealed the oldest and most complete pachycephalosaur ever found, offering a rare glimpse into the early evolution of these dome-headed dinosaurs. Named Zavacephale rinpoche, or “precious one,” this juvenile specimen dates back 108 million years, pushing the group’s fossil record back by 15 million years. Sat, 20 Sep 2025 23:27:09 EDT https://www.sciencedaily.com/releases/2025/09/250920214301.htm https://www.sciencedaily.com/releases/2025/09/250914205853.htm On remote islands of Papua New Guinea, people carry a story that ties us all back to our deepest roots. Although their striking appearance once puzzled scientists, new genetic evidence shows they share a common ancestry with other Asians, shaped by isolation, adaptation, and even interbreeding with mysterious Denisovans. Yet, their unique history — marked by survival bottlenecks and separation from farming-driven booms — leaves open questions about the earliest migrations out of Africa and whether their lineage holds traces of a forgotten branch of humanity. Mon, 15 Sep 2025 08:38:14 EDT https://www.sciencedaily.com/releases/2025/09/250914205853.htm https://www.sciencedaily.com/releases/2025/09/250911073141.htm Dating dinosaur eggs has always been tricky because traditional methods rely on surrounding rocks or minerals that may have shifted over time. Now, for the first time, scientists have directly dated dinosaur eggs by firing lasers at tiny eggshell fragments. The technique revealed that fossils in central China are about 85 million years old, placing them in the late Cretaceous period. This breakthrough not only sharpens our timeline of dinosaur history but also offers fresh clues about ancient populations and the climate they lived in. Thu, 11 Sep 2025 20:14:29 EDT https://www.sciencedaily.com/releases/2025/09/250911073141.htm https://www.sciencedaily.com/releases/2025/09/250910000305.htm A groundbreaking discovery on the Indonesian island of Sulawesi reveals that early hominins crossed treacherous seas over a million years ago, leaving behind stone tools that reshape our understanding of ancient migration. These findings, older than previous evidence in the region, highlight Sulawesi as a critical piece of the puzzle in human evolution. Yet, the absence of fossils keeps the identity of these tool-makers shrouded in mystery, sparking new questions about whether they were Homo erectus and how isolation on a massive island might have influenced their evolution. Wed, 10 Sep 2025 19:42:12 EDT https://www.sciencedaily.com/releases/2025/09/250910000305.htm https://www.sciencedaily.com/releases/2025/09/250905180737.htm Two tiny pterosaurs, preserved for 150 million years, have revealed a surprising cause of death: violent storms. Researchers at the University of Leicester discovered both hatchlings, nicknamed Lucky and Lucky II, with broken wings—injuries consistent with being tossed through the air by powerful gusts. These storms not only claimed their lives but also created the rare conditions that preserved them so perfectly in the Solnhofen limestones. Fri, 05 Sep 2025 22:56:23 EDT https://www.sciencedaily.com/releases/2025/09/250905180737.htm https://www.sciencedaily.com/releases/2025/09/250905112303.htm Scientists have uncovered microbial DNA preserved in mammoth remains dating back more than one million years, revealing the oldest host-associated microbial DNA ever recovered. By sequencing nearly 500 specimens, the team identified ancient bacterial lineages—including some linked to modern elephant diseases—that coexisted with mammoths for hundreds of thousands of years. These discoveries shed light on the deep evolutionary history of microbes, their role in megafaunal health, and how they may have influenced adaptation and extinction. Fri, 05 Sep 2025 12:33:02 EDT https://www.sciencedaily.com/releases/2025/09/250905112303.htm https://www.sciencedaily.com/releases/2025/09/250901104652.htm 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 through stagnant waters or insect bites. Mon, 01 Sep 2025 10:46:52 EDT https://www.sciencedaily.com/releases/2025/09/250901104652.htm https://www.sciencedaily.com/releases/2025/08/250829022840.htm Scientists have identified a new giant lizard, Bolg amondol, from Utah’s Kaiparowits Formation, named after Tolkien’s goblin prince. Part of the monstersaur lineage, Bolg reveals that multiple large lizards coexisted with dinosaurs, suggesting a thriving ecosystem. Its discovery in long-stored fossils underscores how museums hold hidden scientific gems. Fri, 29 Aug 2025 10:44:02 EDT https://www.sciencedaily.com/releases/2025/08/250829022840.htm https://www.sciencedaily.com/releases/2025/08/250828002417.htm Spicomellus afer, a newly analyzed Jurassic ankylosaur from Morocco, is overturning scientists’ understanding of dinosaur evolution. Unlike any other known creature, it carried a collar of meter-long spikes fused directly to its ribs, along with an early form of tail weaponry that predates similar adaptations by over 30 million years. These bizarre features suggest its armor may have been used for show as well as protection, before shifting toward defense in later ankylosaurs. Sat, 30 Aug 2025 11:19:40 EDT https://www.sciencedaily.com/releases/2025/08/250828002417.htm https://www.sciencedaily.com/releases/2025/08/250828002415.htm Scientists have finally uncovered direct genetic evidence of Yersinia pestis — the bacterium behind the Plague of Justinian — in a mass grave in Jerash, Jordan. This long-sought discovery resolves a centuries-old debate, confirming that the plague that devastated the Byzantine Empire truly was caused by the same pathogen behind later outbreaks like the Black Death. Sat, 30 Aug 2025 04:47:37 EDT https://www.sciencedaily.com/releases/2025/08/250828002415.htm https://www.sciencedaily.com/releases/2025/08/250828002409.htm 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, reveals Kostensuchus atrox, a powerful 3.5-meter-long apex predator with crushing jaws and sharp teeth capable of devouring medium-sized dinosaurs. As one of the largest hunters of its time and the first of its kind found in the Chorrillo Formation, this find offers rare insight into the prehistoric ecosystem at the close of the Cretaceous. Fri, 29 Aug 2025 10:26:42 EDT https://www.sciencedaily.com/releases/2025/08/250828002409.htm https://www.sciencedaily.com/releases/2025/08/250825015709.htm 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 and unique anatomical features provided the breakthrough, showing these creatures once ruled as stealthy predators of the Cambrian seas. With complex eyes, streamlined bodies, and evidence of prey in their stomachs, they reveal a surprising past where arrow worms were far more fearsome than their modern descendants. Mon, 25 Aug 2025 11:14:39 EDT https://www.sciencedaily.com/releases/2025/08/250825015709.htm https://www.sciencedaily.com/releases/2025/08/250825015703.htm A chance glance at a museum display has led to the first-ever discovery of an ichthyosaur fossil in western Japan, dating back around 220 million years. Initially mistaken for a common bivalve fossil, the specimen was revealed to contain 21 bone fragments, including ribs and vertebrae, belonging to a rare Late Triassic ichthyosaur. Experts say this find could reshape understanding of ichthyosaur evolution and their ability to cross the vast Panthalassic Ocean. Mon, 25 Aug 2025 23:17:34 EDT https://www.sciencedaily.com/releases/2025/08/250825015703.htm https://www.sciencedaily.com/releases/2025/08/250824031540.htm Ancient humans crossing the Bering Strait into the Americas carried more than tools and determination—they also carried a genetic legacy from Denisovans, an extinct human relative. A new study reveals that a mysterious gene called MUC19, inherited through interbreeding between Denisovans, Neanderthals, and humans, may have played a vital role in helping early Americans survive new diseases, foods, and environments. Sun, 24 Aug 2025 03:15:40 EDT https://www.sciencedaily.com/releases/2025/08/250824031540.htm https://www.sciencedaily.com/releases/2025/08/250824031538.htm Scientists have discovered that a gene called MUC19, inherited from Denisovans through ancient interbreeding, may have played a vital role in helping Indigenous ancestors adapt as they migrated into the Americas. Found at unusually high frequencies in both modern and ancient populations, the gene likely provided immune advantages against new pathogens. This research highlights how archaic DNA, passed through both Denisovans and Neanderthals, enriched human genetic diversity in ways that still shape us today. Sun, 24 Aug 2025 11:11:07 EDT https://www.sciencedaily.com/releases/2025/08/250824031538.htm https://www.sciencedaily.com/releases/2025/08/250821094509.htm Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with multiple species coexisting. Newly discovered teeth reveal a previously unknown species of Australopithecus that lived alongside some of the earliest Homo specimens nearly 2.8 million years ago. This suggests that nature tested multiple versions of “being human” before our lineage endured. Wed, 27 Aug 2025 23:58:13 EDT https://www.sciencedaily.com/releases/2025/08/250821094509.htm https://www.sciencedaily.com/releases/2025/08/250821094506.htm In the deserts of Ethiopia, scientists uncovered fossils showing that early members of our genus Homo lived side by side with a newly identified species of Australopithecus nearly three million years ago. These finds challenge the old idea of a straight evolutionary ladder, revealing instead a tangled web of ancient relatives. Thu, 21 Aug 2025 21:33:39 EDT https://www.sciencedaily.com/releases/2025/08/250821094506.htm https://www.sciencedaily.com/releases/2025/08/250821094434.htm Scientists have uncovered the world s earliest fossil showing both Neanderthal and Homo sapiens features: a five-year-old child from Israel s Skhul Cave dating back 140,000 years. This discovery pushes back the timeline of human interbreeding, proving that Neanderthals and modern humans were already mixing long before Europe s later encounters. Thu, 21 Aug 2025 09:44:34 EDT https://www.sciencedaily.com/releases/2025/08/250821094434.htm https://www.sciencedaily.com/releases/2025/08/250814090949.htm Denisovans, a mysterious human relative, left behind far more than a handful of fossils—they left genetic fingerprints in modern humans across the globe. Multiple interbreeding events with distinct Denisovan populations helped shape traits like high-altitude survival in Tibetans, cold-weather adaptation in Inuits, and enhanced immunity. Their influence spanned from Siberia to South America, and scientists are now uncovering how these genetic gifts transformed human evolution, even with such limited physical remains. Thu, 14 Aug 2025 09:37:39 EDT https://www.sciencedaily.com/releases/2025/08/250814090949.htm https://www.sciencedaily.com/releases/2025/08/250813083632.htm 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 million years ago. Researchers uncovered molluscs, crustaceans, and exotic worms with remarkable feeding adaptations, preserved in a nutrient-rich “Goldilocks zone” that fueled evolutionary experimentation. The find not only reveals the complexity of Cambrian ecosystems but also draws intriguing parallels between ancient biological innovation and modern economic risk-taking. Thu, 14 Aug 2025 08:14:30 EDT https://www.sciencedaily.com/releases/2025/08/250813083632.htm https://www.sciencedaily.com/releases/2025/08/250812234534.htm 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, and exceptional ear bone preservation, this early cousin of modern baleen whales offers unprecedented insight into their evolution. Wed, 13 Aug 2025 02:33:06 EDT https://www.sciencedaily.com/releases/2025/08/250812234534.htm https://www.sciencedaily.com/releases/2025/08/250809100922.htm A fossilized Caribbean dirt ant, Basiceros enana, preserved in Dominican amber, reveals the species ancient range and overturns assumptions about its size evolution. Advanced imaging shows it already had the camouflage adaptations of modern relatives, offering new insights into extinction and survival strategies. Sat, 09 Aug 2025 10:09:22 EDT https://www.sciencedaily.com/releases/2025/08/250809100922.htm https://www.sciencedaily.com/releases/2025/08/250809100919.htm Over 300 million years ago, Illinois teemed with life in tropical swamps and seas, now preserved at the famous Mazon Creek fossil site. Researchers from the University of Missouri and geologist Gordon Baird have reexamined a vast fossil collection, uncovering three distinct ancient environments—freshwater, transitional marine, and offshore—each with unique animal life. Their findings, enhanced by advanced imaging and data analysis, reveal how sea-level changes, sediment conditions, and microbial activity shaped fossil formation. Sat, 09 Aug 2025 11:23:15 EDT https://www.sciencedaily.com/releases/2025/08/250809100919.htm https://www.sciencedaily.com/releases/2025/08/250809100916.htm The newly described Mirasaura grauvogeli from the Middle Triassic had a striking feather-like crest, hinting that complex skin appendages arose far earlier than previously believed. Its bird-like skull, tree-climbing adaptations, and pigment structures linked to feathers deepen the mystery of reptile evolution. Sat, 09 Aug 2025 11:15:10 EDT https://www.sciencedaily.com/releases/2025/08/250809100916.htm https://www.sciencedaily.com/releases/2025/08/250805041614.htm Tyrannosaurus rex might be the most famous meat-eater of all time, but it turns out it wasn’t the only way to be a terrifying giant. New research shows that while T. rex evolved a skull designed for bone-crushing bites like a modern crocodile, other massive carnivorous dinosaurs like spinosaurs and allosaurs took a very different route — specializing in slashing and tearing flesh instead. Tue, 05 Aug 2025 09:41:46 EDT https://www.sciencedaily.com/releases/2025/08/250805041614.htm https://www.sciencedaily.com/releases/2025/08/250804085310.htm 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 Jurassic marine story, revealing unexpected diversity during a time of oceanic chaos. It is now the oldest known plesiosaur from Holzmaden. Mon, 04 Aug 2025 10:20:53 EDT https://www.sciencedaily.com/releases/2025/08/250804085310.htm https://www.sciencedaily.com/releases/2025/07/250729001225.htm 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 that key muscles believed to be part of early vertebrate evolution were actually misidentified ligaments. This means foundational assumptions about how vertebrates, including humans, evolved to eat and breathe may need to be rewritten. The discovery corrects decades of anatomical errors, reshapes the story of skull evolution, and brings unexpected insights into our own distant origins. Tue, 29 Jul 2025 10:46:23 EDT https://www.sciencedaily.com/releases/2025/07/250729001225.htm https://www.sciencedaily.com/releases/2025/07/250724040923.htm A century-old fossil long mislabeled as a caterpillar has been reidentified as the first-known nonmarine lobopodian—rewriting what we know about ancient life. Discovered in Harvard’s museum drawers, Palaeocampa anthrax predates even the famous Cambrian lobopodians and reveals that these soft-bodied ancestors of arthropods once lived not only in oceans, but in freshwater environments too. Thu, 24 Jul 2025 07:59:16 EDT https://www.sciencedaily.com/releases/2025/07/250724040923.htm https://www.sciencedaily.com/releases/2025/07/250724040502.htm A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in Mongolia reveal that this bone, once thought to vanish and reappear, was actually hiding in plain sight. Thanks to pristine preservation and 3D scans, researchers connected the dots between ancient theropods and modern birds, uncovering a deeper, more intricate story of how dinosaurs evolved the tools for powered flight. Thu, 24 Jul 2025 04:05:02 EDT https://www.sciencedaily.com/releases/2025/07/250724040502.htm https://www.sciencedaily.com/releases/2025/07/250723045712.htm 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 patterns strikingly similar to today's arachnids—suggesting spiders evolved in the ocean, not on land as previously believed. This brain structure even hints at a critical evolutionary leap that allowed spiders their infamous speed, dexterity, and web-spinning prowess. The findings challenge long-held assumptions about arachnid origins and may even explain why insects took to the skies: to escape their relentless, silk-spinning predators. Thu, 24 Jul 2025 02:35:49 EDT https://www.sciencedaily.com/releases/2025/07/250723045712.htm https://www.sciencedaily.com/releases/2025/07/250711224326.htm A major breakthrough in Maya archaeology has emerged from Caracol, Belize, where the University of Houston team uncovered the tomb of Te K'ab Chaak—Caracol’s first known ruler. Buried with elaborate jade, ceramics, and symbolic artifacts, the tomb offers unprecedented insight into early Maya royalty and their ties to the powerful Mexican city of Teotihuacan. Sat, 12 Jul 2025 10:20:24 EDT https://www.sciencedaily.com/releases/2025/07/250711224326.htm https://www.sciencedaily.com/releases/2025/07/250711224319.htm A university student on a fossil-hunting field trip in Dorset made a stunning discovery: a 145-million-year-old jawbone belonging to a previously unknown mammal species with razor-like teeth. With the help of CT scanning, 3D printing, and expert analysis, the fossil was revealed to be Novaculadon mirabilis, a multituberculate that lived alongside dinosaurs. This is the first find of its kind from the area in over a century, and the fossil’s preservation and sharp-toothed structure are offering new insights into early mammal evolution — all thanks to a beach walk and a sharp eye. Sat, 12 Jul 2025 09:47:02 EDT https://www.sciencedaily.com/releases/2025/07/250711224319.htm https://www.sciencedaily.com/releases/2025/07/250710113158.htm Scientists have uncovered DNA from 214 ancient pathogens in prehistoric humans, including the oldest known evidence of plague. The findings show zoonotic diseases began spreading around 6,500 years ago, likely triggered by farming and animal domestication. These ancient infections may still influence us today, and help guide the vaccines of tomorrow. Fri, 11 Jul 2025 06:40:17 EDT https://www.sciencedaily.com/releases/2025/07/250710113158.htm https://www.sciencedaily.com/releases/2025/07/250708045700.htm In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ecosystems. This exciting find, alongside ancient turtles and armored amphibians, sheds light on a key moment in Earth's history when older animal groups overlapped with evolutionary newcomers. The remarkably preserved fossils, including over 1,200 specimens, offer a rare glimpse into a vibrant world just before a mass extinction reshaped life on Earth. Tue, 08 Jul 2025 04:57:00 EDT https://www.sciencedaily.com/releases/2025/07/250708045700.htm https://www.sciencedaily.com/releases/2025/06/250629033438.htm Footprints found in the ancient lakebeds of White Sands may prove that humans lived in North America 23,000 years ago — much earlier than previously believed. A new study using radiocarbon-dated mud bolsters earlier findings, making it the third line of evidence pointing to this revised timeline. Sun, 29 Jun 2025 08:43:30 EDT https://www.sciencedaily.com/releases/2025/06/250629033438.htm https://www.sciencedaily.com/releases/2025/06/250627021857.htm A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ancient trace fossils, researchers uncovered evidence of complex, mobile organisms thriving 545 million years ago, well before the traditionally accepted timeline. These early creatures likely had segmented bodies, muscle systems, and even directional movement, signaling a surprising level of biological sophistication. Their behavior and mobility, preserved in fossil trails, offer new insight into how complex life evolved, potentially rewriting one of the most important chapters in Earth’s evolutionary history. Fri, 27 Jun 2025 09:40:44 EDT https://www.sciencedaily.com/releases/2025/06/250627021857.htm https://www.sciencedaily.com/releases/2025/06/250625075018.htm The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it was a messy saga full of unexpected detours. Using new bone-mapping tech, researchers discovered that early mammal ancestors explored wildly different postures before modern upright walking finally emerged—much later than once believed. Wed, 25 Jun 2025 10:14:10 EDT https://www.sciencedaily.com/releases/2025/06/250625075018.htm https://www.sciencedaily.com/releases/2025/06/250623233320.htm DNA from a skull found at Newgrange once sparked theories of a royal incestuous elite in ancient Ireland, but new research reveals no signs of such a hierarchy. Instead, evidence suggests a surprisingly egalitarian farming society that valued collective living and ritual. Mon, 23 Jun 2025 23:33:20 EDT https://www.sciencedaily.com/releases/2025/06/250623233320.htm https://www.sciencedaily.com/releases/2025/06/250617014203.htm A massive, extinct salamander with jaws like a vice once roamed ancient Tennessee and its fossil has just rewritten what we thought we knew about Appalachian amphibians. Named Dynamognathus robertsoni, this powerful predator wasn t just a curiosity; it may have sparked an evolutionary chain reaction, shaping the region s remarkably diverse salamander population. Once thought to be isolated to southern Alabama, salamanders like this one were clearly far more widespread and potentially far more influential than previously believed. And it all began with a volunteer sifting through tons of dirt near East Tennessee State University. Tue, 17 Jun 2025 01:42:03 EDT https://www.sciencedaily.com/releases/2025/06/250617014203.htm https://www.sciencedaily.com/releases/2025/06/250613013903.htm Despite Earth's most devastating mass extinction wiping out over 80% of marine life and half of land species, a group of early reptiles called archosauromorphs not only survived but thrived, venturing across the supposedly lifeless tropics to eventually evolve into the dinosaurs and crocodiles we know today. Armed with a groundbreaking model dubbed TARDIS, researchers have reconstructed their ancient dispersal routes, revealing how these resilient reptiles conquered a hostile, post-apocalyptic Earth. Fri, 13 Jun 2025 01:39:03 EDT https://www.sciencedaily.com/releases/2025/06/250613013903.htm https://www.sciencedaily.com/releases/2025/06/250610080025.htm A prehistoric digestive time capsule has been unearthed in Australia: plant fossils found inside a sauropod dinosaur offer the first definitive glimpse into what these giant creatures actually ate. The remarkably preserved gut contents reveal that sauropods were massive, indiscriminate plant-eaters who swallowed leaves, conifer shoots, and even flowering plants without chewing relying on their gut microbes to break it all down. Tue, 10 Jun 2025 08:00:25 EDT https://www.sciencedaily.com/releases/2025/06/250610080025.htm https://www.sciencedaily.com/releases/2025/06/250608071743.htm In a paper published in National Science Review, a Chinese team of scientists highlights the discovery of well-preserved blue-stain fungal hyphae within a Jurassic fossil wood from northeastern China, which pushes back the earliest known fossil record of this fungal group by approximately 80 million years. The new finding provides crucial fossil evidence for studying the origin and early evolution of blue-stain fungi and offers fresh insights into understanding the ecological relationships between the blue-stain fungi, plants, and insects during the Jurassic period. Sun, 08 Jun 2025 07:17:43 EDT https://www.sciencedaily.com/releases/2025/06/250608071743.htm https://www.sciencedaily.com/releases/2025/06/250607231844.htm In the dense forests of Michigan s Upper Peninsula, archaeologists have uncovered a massive ancient agricultural system that rewrites what we thought we knew about Native American farming. Dating back as far as the 10th century, the raised ridged fields built by the ancestors of the Menominee Indian Tribe covered a vast area and were used for cultivating staple crops like corn and squash. Using drone-mounted lidar and excavations, researchers found evidence of a complex and labor-intensive system, defying the stereotype that small, egalitarian societies lacked such agricultural sophistication. Alongside farming ridges, they also discovered burial mounds, dance rings, and possible colonial-era foundations, hinting at a once-thriving cultural landscape previously obscured by forest. Sat, 07 Jun 2025 23:18:44 EDT https://www.sciencedaily.com/releases/2025/06/250607231844.htm https://www.sciencedaily.com/releases/2025/06/250606171248.htm Bronze Age life changed radically around 1500 BC in Central Europe. New research reveals diets narrowed, millet was introduced, migration slowed, and social systems became looser challenging old ideas about nomadic Tumulus culture herders. Fri, 06 Jun 2025 17:12:48 EDT https://www.sciencedaily.com/releases/2025/06/250606171248.htm