Search Results for: Oceanography

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1,680 results
  1. Earth

    Climate change is changing how we keep time

    Polar ice sheets are melting faster, slowing Earth’s spin. That is changing how we synchronize our clocks to tell time.

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  2. Oceans

    Satellite data reveal nearly 20,000 previously unknown deep-sea mountains

    By looking for tiny bumps in sea level caused by the gravity of subsurface mountains, researchers have roughly doubled the number of known seamounts.

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  3. Oceans

    ‘The Deepest Map’ explores the thrills — and dangers — of charting the ocean

    A new book follows the race to map the seafloor, documenting how it’s done, why and what a clear view of the deep sea could mean for Earth’s future.

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  4. Life

    Ancient giant eruptions may have seeded nitrogen needed for life

    A new study bolsters the idea that on the young Earth volcanic lightning may have provided some materials that made it possible for life to emerge.

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  5. Animals

    A ‘fire wolf’ fish could expand what we know about one unusual deep-sea ecosystem

    Unlike other known methane seeps, Jacó Scar is slightly warmer than the surrounding water and is a home for both cold-loving and heat-loving organisms.

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  6. Environment

    Heat waves in U.S. rivers are on the rise. Here’s why that’s a problem

    In recent years, heat waves in U.S. rivers have gotten more frequent, causing trouble for fish, plants and water quality.

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  7. 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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  8. Climate

    By flying over atmospheric rivers, scientists aim to improve forecasts

    Drenching atmospheric rivers are slamming the U.S. West Coast, bringing needed water but dangerous flooding. Here’s how scientists study these storms.

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  9. 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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  10. Predicting the damage caused by extreme storms

    Editor in chief Nancy Shute discusses how scientists are figuring out how to predict the effects of extreme hurricanes.

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  11. 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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  12. 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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