Search Results for: Geology

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7,847 results

7,847 results for: Geology

  1. Earth

    Plate loss gave chain of Pacific islands and seamounts a bend

    The sinking Izanagi tectonic plate may have rerouted the mantle flow beneath the Pacific, halting the Hawaiian hot spot.

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  2. Oceans

    UV light reveals hidden patterns on seashell fossils

    Under UV light, fossil seashell color patterns glow, a researcher finds.

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  3. Earth

    Volcanic lightning forges tiny glass balls from airborne ash

    The lightning that crackles through volcanic plumes can melt ash into tiny glass beads.

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  4. Earth

    Dinosaurs may not have seen the Grand Canyon after all

    New geologic comparisons peg the Grand Canyon’s inception well after dinosaurs went extinct.

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  5. Planetary Science

    Support grows for a return to ice giants Uranus and Neptune

    Thirty years ago, Voyager 2 cruised past Uranus and then on to Neptune. Now planetary scientists think it’s time to go back.

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  6. Animals

    An island in the Maldives is made of parrotfish poop

    Coral-eating parrotfish create much of the sediment that a reef island is made of, a new study finds.

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  7. Earth

    Volcanic activity convicted in Permian extinction

    Precision dating confirms that Siberian volcanic eruptions could have triggered the Permian extinction.

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  8. Planetary Science

    How alien can a planet be and still support life?

    Geoscientists imagine the unearthly mechanisms that could keep alien planets habitable.

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  9. Environment

    Controversial insecticide use rises as farmers douse seeds

    Use of neonicotinoids, a class of controversial insecticides, has risen dramatically, posing threat to pollinating insects.

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  10. Planetary Science

    Year in review: Pluto unveiled as a world like no other

    Long out of reach, Pluto came into focus in 2015 with the New Horizons mission.

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  11. Earth

    Tethys Ocean implicated in Pangaea breakup

    The shrinking of the Tethys Ocean may have broken up the Pangaea supercontinent.

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  12. Astronomy

    New telescopes will search for signs of life on distant planets

    Researchers are coming up with creative ways to pick up biosignatures in far-away planetary atmospheres.

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