Science ❯ Geology

Fossilization

Sedimentary Processes Fossil Analysis Soft Tissue Preservation Exceptional Fossil Preservation Grape Seed Fossils Pyrite Preservation Pyrite Preservation Processes Tatacoa Desert Paleoecology Trackways Chalk Formations Soft Tissues Sedimentary Rocks Fossil Preservation Geological Formations Taphonomy Preservation Techniques Cretaceous Period Excavation Sites Dinosaur Bones Chemical Signatures Regurgitalite Bromalites Paleoanthropology Preservation Conditions Soft Tissue Fossils Fossil Mining Techniques Molecular Fossil Preservation Decomposition Coprolites Geochemical preservation of biomolecules Mineral-mediated biomolecular preservation Mineral-Mediated Preservation Mineral-mediated preservation

Scientists Report Heme Signatures Inside 115‑Million‑Year‑Old Dinosaur Bone

Mineralized red blood cell–like structures co‑occur with hausmannite, a manganese oxide the authors propose helped stabilize blood molecules.

Heme and Cell‑Like Structures Reported in 115‑Million‑Year‑Old Dinosaur Bone

Scientists Report First Adult T. Rex Trackway in North Dakota

450‑Million‑Year‑Old Crinoid Shows Rare Soft Tissue Preservation

Mummified Permian Reptile Reveals Oldest Rib-Powered Breathing System

Mosasaur Tooth Shows Bus-Sized Marine Reptiles Hunted in Cretaceous Rivers

New Filter-Feeding Pterosaur, Bakiribu Waridza, Described From Fossilized Vomit

Orange Lichens Guide Drones to Dinosaur Fossils in Peer-Reviewed Study

Wyoming 'Mummy' Fossils Show Duck-Billed Dinosaur Had Hooves, Not Preserved Skin

First Paranthropus Boisei Hand Reveals Human-Like Dexterity With Gorilla-Like Power

Denver Museum Displays 67.5-Million-Year-Old Dinosaur Vertebra Unearthed Beneath Parking Lot

Grinding Tomography Reveals 40 New Squid Species in 100-Million-Year-Old Rock