Oceans

  1. Earth

    A massive cavern beneath a West Antarctic glacier is teeming with life

    A subglacial river has carved out the cavern beneath the Kamb Ice Stream, a West Antarctic glacier, and may be supplying nutrients necessary for life.

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  2. Oceans

    ‘Jet packs’ and ultrasounds could reveal secrets of pregnant whale sharks

    Only one pregnant whale shark has ever been studied. New underwater techniques using ultrasound and blood tests could change that.

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  3. Oceans

    50 years ago, researchers discovered a leak in Earth’s oceans

    An analysis of oceanic rocks hinted that ocean water drains into Earth’s mantle. How much makes it back into the ocean remains unclear.

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  4. Climate

    Many Antarctic glaciers are hemorrhaging ice. This one is healing its cracks

    Scientists have explored the recesses of an Antarctic glacier that is currently stable, helping improve predictions of the continent’s fate.

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  5. Oceans

    50 years ago, scientists discovered the Great Pacific Garbage Patch

    In 1973, plastic bottles adrift in the North Pacific alarmed scientists. Fifty years later, more than 1.8 trillion pieces of plastic litter the area.

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  6. Climate

    Rapid melting is eroding vulnerable cracks in Thwaites Glacier’s underbelly

    Thwaites is melting slower than thought, but the worst of it is concentrated in underbelly cracks, threatening the Antarctica glacier’s stability.

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  7. Paleontology

    In the wake of history’s deadliest mass extinction, ocean life may have flourished

    Ocean life may have recovered in just a million years after the Permian-Triassic mass extinction, fossils from South China suggest.

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  8. Science & Society

    Sea life offers a lens for self-exploration in ‘How Far the Light Reaches’

    In a collection of essays profiling 10 marine animals, author Sabrina Imbler mixes in stories of their own family, self-discovery, sexuality and healing.

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  9. Ecosystems

    Tiger sharks helped discover the world’s largest seagrass prairie

    Instrument-equipped sharks went where divers couldn’t to survey the Bahama Banks seagrass ecosystem.

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  10. Oceans

    Sharks face rising odds of extinction even as other big fish populations recover

    Over the last 70 years, large ocean fishes like tuna and marlin have been recovering from overfishing. But sharks continue to decline toward extinction.

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  11. Climate

    Here’s what happened to the Delaware-sized iceberg that broke off Antarctica

    The powerful pull of currents in the Southern Ocean probably pulled apart the largest remnant of a massive iceberg that split off Antarctica in 2017.

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  12. Environment

    Mangrove forests expand and contract with a lunar cycle

    The carbon-sequestering trees grow in a roughly 18-year cycle according to tides influenced by the moon’s orbit, a study in Australia finds.

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