Search Results for: Dinosaurs

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1,961 results

1,961 results for: Dinosaurs

  1. Earth

    Volcanic gas bursts probably didn’t kill off the dinosaurs

    A new timeline for massive bursts of volcanic gases suggests the Deccan Traps eruptions weren’t the real dinosaur killer 66 million years ago.

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  2. Animals

    How tuatara live so long and can withstand cool weather

    Tuatara may look like your average lizard, but they’re not. Now, researchers have deciphered the rare reptiles’ genome, or genetic instruction book.

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  3. Life

    Fossil footprints show some crocodile ancestors walked on two legs

    The 106-million-year-old tracks suggest that other puzzling nearby fossils were also likely made by a bipedal croc ancestor, not a giant pterosaur.

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  4. Paleontology

    Licelike insects munched on dinosaur feathers around 100 million years ago

    Fossils in amber push the origin of feather-feeding insects back over 50 million years, a study finds.

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  5. Astronomy

    The definition of planet is still a sore point – especially among Pluto fans

    In the 15 years since Pluto lost its planet status, scientists have continued to use the definition that works for them.

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  6. Paleontology

    Big dinosaurs kept cool thanks to blood vessel clusters in their heads

    Giant dinosaurs evolved several strategies for cooling their blood and avoiding heatstroke.

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  7. Paleontology

    Small ‘cousins’ of T. rex may actually have been growing teenagers

    Fossil analyses suggest that Nanotyrannus wasn’t a diminutive relative of the more famous behemoth Tyrannosaurus rex.

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  8. Animals

    Guttural toads shrank by a third after just 100 years on two islands

    Introduced in the 1920s, toads on two islands in the Indian Ocean have shrunken limbs and bodies that may be evidence that "island dwarfism" can evolve quickly.

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  9. Paleontology

    Saber-toothed anchovy relatives hunted in the sea 50 million years ago

    Unlike today’s plankton-eating anchovies with tiny teeth, ancient anchovy kin had lower jaw of sharp spikes paired with a single giant sabertooth.

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  10. Paleontology

    ‘Wonderchicken’ is the earliest known modern bird at nearly 67 million years old

    A new fossil find, dubbed the Wonderchicken, is a common ancestor of modern ducks and chickens.

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  11. Science & Society

    2020’s science superlatives include the oldest, highest and grossest discoveries

    From the earliest modern bird to the highest-temperature superconductor, science set plenty of records in 2020.

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  12. Science & Society

    These science claims from 2019 could be big deals — if true

    Some of this year’s most tantalizing scientific finds aren’t yet ready for a “best of” list.

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