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Paleontology

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Ediacaran Worm Shows Earliest Evidence of Rightward Handedness

The fossil pattern points to motility and left-right behavioral asymmetry before the Cambrian with neural implications that remain indirect.

Protein Analysis Shows All Sampled Homo Naledi Remains Are Female

Fossil Hatchlings Show Early Tetrapods Grew Up Without Tadpole Metamorphosis

Pterosaur Wing Yields Steroid Biomarkers and Shows Microbe-Driven Mineral Sealing

Yukon Squirrel Coprolites Yield 700,000‑Year Environmental DNA

New Microraptor Relative Jian changmaensis Identified in China

Museum Reassessment Identifies Praearcturus gigas as a One‑Metre Scorpion

Frozen Squirrel Poop Yields 700,000-Year Archive of Ice‑Age DNA

New Giant Paracrocodylomorph Shakajlura Riojanensis Described From La Rioja

Early Asexuality Slowed Animal Evolution, Study Finds

New Small Dromaeosaur Jian changmaensis Identified From Cretaceous Fossils in China

New Four‑Winged Microraptorine Jian changmaensis Described From China’s Changma Basin

UNAM Names 4‑Million‑Year‑Old Ajolote Fossil Ambystoma quetzalcoatli

Genomes Show Cave Lion Was a Distinct Panthera Lineage

Metre-Long Scorpion Praearcturus Gigas Confirmed From Devonian Fossils

520-Million-Year-Old Fossils Confirm Bryozoans in the Early Cambrian

New Patagonian Raptor Kank Australis Named From La Anita Fossils

Sapporo Opens Permanent Hall Displaying Original Fossils of Newly Described Whale

New Québec Fossil Narrows Late‑Cambrian Furongian Gap

Study Finds Stronger Skulls Often Preceded Arm Loss in Large Meat‑Eating Dinosaurs