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300-Million-Year-Old Fish Brain Preserved in Coal: CT Scan Reveals Ancient Neural Architecture
https://www.bioscience.com.pk/en/subject/biology/scientists-uncover-a-300-million-year-old-fish-with-its-brain-still-intactScientists examine an exceptionally preserved fossil to trace vertebrate brain evolution across hundreds of millions of years. Researchers have uncovered a coal‑bearing fossil from northwest England that contains a remarkably intact brain dating back...
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Lost Himalayan Population Uncovered: DNA Shows Ancient Mix of Indian and Tibetan Ancestry
https://www.bioscience.com.pk/en/subject/genetics/dna-from-a-remote-cave-reveals-a-lost-population-no-one-knew-existedDNA from 10 bodies reveals a previously unknown ancient population in Ladakh’s Old Lady Spider Cave, dating back 1,500 years at 4,000 m altitude. New genetic data from a sparsely studied part of the Himalayas shed light on how ancient peoples moved...
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130-Million-Year-Old Fish Traces Push Deep-Sea Vertebrate Record Back 80 Million Years
https://www.bioscience.com.pk/en/subject/marine-science/scientists-discovered-the-earliest-fossil-evidence-of-deep-sea-vertebrates-hidden-in-ancient-italian-rocksfour centimeters across and a sinuous groove interpreted as a tail‑drag mark left by a swimming fish. Unlike classic skeletal remains, these impressions capture feeding and locomotion activities on a muddy seafloor that lay thousands of meters beneath...
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Bizarre New Marine Reptile With Spoon-Shaped Teeth Discovered In China
https://www.bioscience.com.pk/en/subject/biology/a-strange-sea-reptile-with-a-tiny-head-and-unusual-spoon-shaped-teeth-has-just-emerged-from-chinas-ancient-oceansTriassic period as ocean life recovered from the catastrophic Permian-Triassic extinction event. The nearly complete skeletal remains, cataloged as GMG10, were recovered from the Guanling Formation and are currently housed at the Geological Museum of...
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Stool Test for Ova and Parasites (O&P)
https://www.bioscience.com.pk/en/topics/pathology/stool-examination-for-ova-and-parasitesLearn how to diagnose parasitic infections through stool tests. Learn about the clinical features, life cycles, and laboratory methods for identifying Taenia saginata, Strongyloides stercoralis, and Enterobius vermicularis, ensuring accurate detection....
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Massive New Dinosaur Species Discovered Under Construction Site Reveals Ancient European Link
https://www.bioscience.com.pk/en/subject/biology/scientists-unearth-a-giant-dinosaur-beneath-construction-site-after-120-million-years-hidden-belowA colossal thigh bone unearthed eight meters underground has revealed a surprising evolutionary link, shedding new light on an ancient dinosaur world. Deep beneath a construction site in the Brazilian state of Maranhão, workers stumbled upon a relic...
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Archaeologists Open 40,000 Year Old Sealed Chamber Untouched Since Neanderthals Left
https://www.bioscience.com.pk/en/subject/earth-science/archaeologists-open-a-40-000-year-sealed-cave-and-discover-one-of-the-worlds-last-neanderthal-groups-insideGibraltar Museum The Gorham’s Cave Complex has served as a site of human activity for roughly 100,000 years. While skeletal remains are absent, the site is rich with cultural markers, including butchered animal bones, mollusk shells, and evidence of...
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How Giant Dinosaurs Used a Crocodile Trick to Raise Their Young in Freezing Climates
https://www.bioscience.com.pk/en/subject/biology/this-75-ton-dinosaur-nested-in-a-freezing-climate-like-todays-new-york-using-a-trick-crocodiles-still-use-todayconfirm that colossosaurian titanosaurs inhabited the region, yet there is no direct stratigraphic link between these skeletal remains and the egg clutches found nearby. Artist’s impression of a giant titanosaur protecting its nest. Credit: Masato...
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99‑Million‑Year‑Old Gecko Fossil in Amber Reveals Rare Male Reproductive Bulge
https://www.bioscience.com.pk/en/subject/biology/a-few-centimeter-fossil-spent-99-million-years-trapped-in-amber-revealing-a-feature-almost-never-preservedA 99-million-year-old gecko trapped in amber reveals hidden tropical forest secrets scientists can’t usually see in fossils. A minuscule gecko encased in Myanmar amber for nearly 99 million years has offered researchers a glimpse of one of the earliest...
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Ancient Chinese Fossil Shows Oldest Reptile Digestive System and Early Marine Adaptations
https://www.bioscience.com.pk/en/subject/biology/scientists-just-found-a-245-million-year-old-fossil-with-the-oldest-reptile-digestive-system-ever-preservedNewly found tiny marine reptile fossil from 245 million years ago shows astonishing longevity, reshaping paleontology. A remarkably preserved fossil unearthed in China offers scientists an unprecedented glimpse of a marine reptile that roamed the...
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Exquisite Fossil Skeleton Reveals Decades of Tooth-Based Evolutionary Assumptions Were Wrong
https://www.bioscience.com.pk/en/subject/biology/for-decades-these-fossil-teeth-pointed-to-one-answer-a-skeleton-has-now-turned-it-upside-downA tiny fossil unearthed in the Gobi Desert is challenging evolutionary theories and reshaping the known family tree of early mammal groups. For decades, paleontologists have relied on a handful of rounded teeth to chart the evolutionary history of an...
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Rare T. Rex Trackway Discovered by High School Teacher Reveals How the Giant Actually Moved
https://www.bioscience.com.pk/en/subject/biology/a-high-school-teacher-stumbled-on-a-66-5-million-year-old-t-rex-trackway-and-paleontologists-couldnt-believe-its-speedof an adult T. rex. The discovery, detailed in the Journal of Vertebrate Paleontology, offers a perspective that skeletal remains alone cannot provide. By analyzing the stride and spacing of these prints, researchers estimate the dinosaur was traveling...
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Geologists Searching for Copper Find 115 Million Year Old Dinosaur Deep Underground
https://www.bioscience.com.pk/en/subject/science/geologists-searching-for-copper-in-china-drilled-1-500-feet-underground-and-found-a-115-million-year-old-dinosaur-insteadA routine mining survey in China has unearthed a 115-million-year-old dinosaur fossil, sparking intense debate and mystery among paleontological experts. A routine survey for copper deposits in Inner Mongolia has led to an unexpected paleontological...
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4.2‑Million‑Year‑Old Axolotl Fossil Reveals Ancient Mexican Lake Secrets
https://www.bioscience.com.pk/en/subject/biology/scientists-discover-a-4-2-million-year-old-axolotl-fossil-revealing-a-long-lost-ancient-worldA newly discovered Mexican fossil axolotl offers the country’s oldest record of the genus and uncovers surprising clues about its early evolution. Paleontologists have uncovered a fossil salamander from central Mexico that pushes back the record of the...
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Scientists Uncover 75,000-Year-Old Arctic Ecosystem In Norwegian Cave With 46 Species
https://www.bioscience.com.pk/en/subject/genetics/scientists-opened-a-forgotten-norwegian-cave-and-found-a-lost-arctic-world-preserved-for-75-000-years-insideA hidden Norwegian cave reveals a 75,000‑year‑old frozen Arctic world, ending with a surprisingly chilling twist. A team of scientists working in a coastal cave on Norway’s northern shoreline has identified bone fragments from 46 distinct mammals,...
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Armored Warrior Crocodile Roamed Brazil 240 Million Years Ago as a Pre-Dinosaur Predator
https://www.bioscience.com.pk/en/subject/biology/this-armored-predator-walked-earth-240-million-years-ago-and-scientists-say-it-wasnt-a-dinosaurBrazilian fossil reveals 240‑million‑year‑old creature with odd features, reshaping our view of pre‑dinosaur life. Scientists have uncovered a new armored reptile from Brazil that lived roughly 240 million years ago, just before the rise of the...
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Facial Reconstruction Reveals Mystery Man Who Defies Britain’s Saxon And Norman Divide
https://www.bioscience.com.pk/en/subject/genetics/who-was-this-man-scientists-reconstruct-a-face-from-norman-englandScientists have reconstructed the face of a man from the Norman Conquest era using forensic analysis and DNA to reveal his life in 11th-century England. Ancient DNA and Isotope Data Challenge Simplistic Narratives of 1066 The remains of an 11th-century...
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Rare Fossil Footprint Reveals Forgotten Mammalian Predator Once Roamed Antarctica
https://www.bioscience.com.pk/en/subject/biology/scientists-just-found-a-coin-sized-footprint-preserved-in-antarcticas-ancient-soilit became an ice-covered wasteland. For decades, researchers have relied on fragmented evidence—scattered teeth, skeletal remains, and plant fossils—to reconstruct Antarctica’s Eocene environment. Because direct traces of terrestrial mammals were...
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Neanderthals Repeatedly Carried Animal Skulls Into a Spanish Cave, And the Pattern Was Not Random
https://www.bioscience.com.pk/en/subject/biology/neanderthals-repeatedly-carried-animal-skulls-into-a-spanish-cave-and-the-pattern-was-not-randomA new spatial study of Des-Cubierta Cave in Spain shows that Neanderthals deliberately brought large horned animal skulls deep into a narrow gallery, placing them in the same area again and again. In the mountains north of Madrid, near Pinilla del...
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500,000-Year-Old Elephant Bone Hammer Shows Early Humans Mastered Tool Repair
https://www.bioscience.com.pk/en/subject/earth-science/scientists-found-a-500-000-year-old-elephant-bone-hammer-that-reveals-how-advanced-ancient-humans-wereResearchers study a rare English bone fragment, revealing a lost chapter of early human innovation and tool use. Archaeologists have identified a 500,000‑year‑old bone fragment from a large proboscidean that was deliberately fashioned into a...