Friday, January 17, 2020
Paleontology

Paleontology

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The specimen will be stripped of the scientific name Mongolarachne chaoyangensis and rechristened as a crayfish
Paleontology

A ‘Jackalope’ of an ancient spider fossil deemed a hoax, unmasked...

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A fossilized snail shell, ready to be analyzed in the laboratory
Paleontology

Earth was stressed before dinosaur extinction

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Rocks containing microscopic fossil pollen were collected to determine the age of fossil leaves from Castle Cove, Otway Ranges, Victoria.
Paleontology

When flowers reached Australia

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An intimidating sight: Asfaltovenator vialidadi. Source: Gabriel Lio
Paleontology

Experiments in evolution

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The Great Escarpment in Karoo National Park, South Africa, looking across the Lower Karoo. Credit: Wikimedia Commons
Paleontology

Mass extinction of land and sea biodiversity 250 million years ago...

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This slab of sandstone has been on display since 1896, showing off the scaly footprints of a prosauropod dinosaur. Scientists only recently realized that the deep grooves on the left may be the track of a sailing stone. Credit: Lull, R.S., 1915
Paleontology

Sailing stone track discovered ‘hiding in plain sight’ in dinosaur fossil

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A modern-day sea lily in the Marianas region. Credit: (c) NOAA Ocean Research and Exploration
Paleontology

480 million year old fossils reveal sea lilies’ ancient roots

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Illustration of the newly described Kupoupou stilwelli by Jacob Blokland, Flinders University. Credit: Jacob Blokland, Flinders University
Paleontology

When penguins ruled after dinosaurs died

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New research is shedding light on how and where ancient flying reptiles called pterosaurs lived. Credit: Julius Csotonyi
Paleontology

95-million-year-old fossil reveals new group of pterosaurs

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A representation of a plesiosaur - living reconstruction
Paleontology

Divers of the past : Plesiosaur – Why did the size...

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Earth
Paleontology

How ancient microbes created massive ore deposits, set the stage for...

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Microscopic structures created in the lab. Credit: Sean McMahon
Paleontology

Solving fossil mystery could aid quest for ancient life on Mars

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This figure illustrates how inorganic carbon cycles through the mantle more quickly than organic carbon, which contains very little of the isotope carbon-13. Both inorganic and organic carbon are drawn into Earth's mantle at subduction zones (top left).
Paleontology

Study points to one cause for several mysteries linked to breathable...

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Distribution of springtails on termite and ant hosts within ~ 16 Ma old Dominican amber.
Paleontology

16-million-year-old fossil shows springtails hitchhiking on winged termite

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CT scan-generated models of the jaws of Majungasaurus (left), Ceratosaurus (center) and Allosaurus (right), with microscopic views of the interior of their teeth below each model. Stripes running from upper left to lower right in each microscopic image are daily deposited incremental lines, which allow the amount of time it took for a tooth to grow to be reconstructed. Credit: PLOS ONE
Paleontology

Researchers determine dinosaur replaced teeth as fast as sharks

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Reconstruction of Jeholbaatar kielanae. Credit: XU Yong
Paleontology

New Cretaceous mammal fossil sheds light on evolution of middle ear

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A 91-million-year-old fossil shark newly named Cretodus houghtonorum discovered in Kansas
Paleontology

Fossil dig leads to unexpected discovery of 91-million-year-old shark new to...

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The pink arrow points to the predentary and the blue arrow points to the upper portion of the jaw, which has no teeth. Together, they may have been covered by a keratinous beak, and the predentary was most likely mobile Credit: IVPP
Paleontology

New finding on origin of avian predentary in Mesozoic birds

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Mammoth bones are pictured in Tultepec, Mexico in this handout photograph released by Mexico's National Institute of Anthropology (INAH)
Paleontology

Huge trove of mammoth skeletons found in Mexico

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A fossilized mantle of a vampyropod, a relative to the vampire squid. The ink sacis the raised structure in the center, and muscles have a striated appearance. Credit: Rowan Martindale/The University of Texas at Austin Jackson School of Geosciences.
Paleontology

Exceptional fossils may need a breath of air to form

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