Search Results for: Dinosaurs

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1,961 results

1,961 results for: Dinosaurs

  1. Paleontology

    Deinonychus’ claws were hookers, not rippers

    The meat-eating dinosaur Deinonychus probably used the large, sicklelike claw on its foot to grip and climb large prey, not disembowel it.

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  2. Paleontology

    Bumpy Bones: Fossil hints that dinosaur had feathery forearms

    A series of knobs on the forearm bone of a 1.5-meter-long velociraptor provides the first direct evidence of substantial feathers on a dinosaur of that size.

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  3. Earth

    Continental clash cooled the climate

    The collision between India and Asia set off events that caused long-term cooling in Earth’s climate, new research suggests.

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  4. Paleontology

    Big and Birdlike: Chinese dinosaur was 3.5 meters tall

    Paleontologists have unearthed the remains of a gigantic birdlike dinosaur, 3.5 meters tall, that lived 70 million years ago in what is now China.

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  5. Humans

    Want a Science Debate?

    Presidential contenders have been debating a broad range of issues. Science isn't one of them.

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  6. Life

    Reviving extinct DNA

    For the first time, scientists have resurrected a piece of DNA from an extinct animal — the Tasmanian tiger. The researchers engineered mice with a piece of the long-gone marsupial's DNA that turns on a collagen gene in cartilage-producing cells.

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  7. Paleontology

    From China, the tiniest pterodactyl

    Researchers excavating the fossil-rich rocks of northeastern China have discovered yet another paleontological marvel: a flying reptile the size of a sparrow.

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  8. Paleontology

    Huge, yet not quite life-size

    The Carnegie Museum of Natural History in Pittsburgh will unveil the world's largest dinosaur mural on Nov. 21, when its dinosaur halls reopen after a 30-month, $36 million renovation.

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  9. Humans

    From the December 18 & 25, 1937, issues

    The infinite variety of snowflakes, making Java Man human, dinosaurs on the battlefield, Santa Claus in stone, filling empty space, and science progress in 1937.

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  10. Humans

    From the November 6, 1937, issue

    Giant electrical generators take shape in Pittsburgh, astronomers puzzle over unusual stellar spectra, and a dinosaur ancestor from Texas visits Harvard.

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  11. Paleontology

    Salty Old Cellulose: Tiny fibers found in ancient halite deposits

    Researchers have recovered microscopic bits of cellulose from 253-million-year-old salt deposits deep underground.

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  12. Plants

    Cretaceous Corsages? Fossil in amber suggests antiquity of orchids

    Orchids appeared on the scene about 80 million years ago, according to evidence from a bee that collected orchid pollen and got trapped in amber.

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