Paleontology

  1. artist's rendering of Arctic hyenas
    Paleontology

    Hyenas roamed the Arctic during the last ice age

    Two teeth confirm the idea that hyenas crossed the Bering land bridge into North America, a study finds.

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  2. Diplodocus in Smithsonian fossil hall
    Science & Society

    The Smithsonian’s ‘Deep Time’ exhibit gives dinosaurs new life

    The Smithsonian’s renovated fossil hall puts ancient dinosaurs and other creatures in context.

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  3. saber-toothed cat skulls
    Paleontology

    Fossils reveal saber-toothed cats may have pierced rivals’ skulls

    Two Smilodon fossil skulls from Argentina have puncture holes likely left by the teeth of rival cats.

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  4. fish fossil
    Animals

    A 50-million-year-old fossil captures a swimming school of fish

    Analysis of a fossilized fish shoal suggests that animals may have evolved coordinated group movement around 50 million years ago.

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  5. red pigment in mouse fossil
    Paleontology

    Signs of red pigment were spotted in a fossil for the first time

    For the first time, scientists have identified the chemical fingerprint of red pigment in a fossil.

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  6. Mussaurus patagonicus
    Paleontology

    This early sauropod went from walking on four legs to two as it grew

    A new computer analysis shows how Mussaurus patagonicus' center of gravity changed as the dinosaur grew.

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  7. Suskityrannus hazelae
    Paleontology

    A tiny mystery dinosaur from New Mexico is officially T. rex’s cousin

    A newly identified dinosaur species called Suskityrannus hazelae fills a gap in tyrannosaur lineage.

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  8. Corey Ford/Alamy
    Paleontology

    A dinosaur’s running gait may reveal insights into the history of bird flight

    In what may have been a precursor to avian flight, a flightless winged dinosaur may have flapped its wings as it jogged.

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  9. Peregocetus pacificus
    Paleontology

    Peruvian fossils yield a four-legged otterlike whale with hooves

    A newly discovered species of ancient whale unearthed in Peru split time between land and sea.

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  10. fish fossil at Tanis site
    Paleontology

    New fossils may capture the minutes after the dinosaur-killing asteroid impact

    North Dakota fossils may depict the aftermath of the dinosaur-killing asteroid, but controversial claims about the breadth of the find are unproven.

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  11. Smilodon hunting
    Paleontology

    Saber-toothed cats were fierce and family-oriented

    New details shift the debate on whether Smilodon lived and hunted in packs, and answer questions about other behaviors and abilities.

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  12. jelly fossils
    Paleontology

    Newfound fossils in China highlight a dizzying diversity of Cambrian life

    A new treasure trove of Cambrian fossils in China dating to 518 million years ago could rival Canada’s Burgess Shale.

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