Search Results for: antarctica

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1,333 results
  1. satellite images from before and after drainage of an ice-covered lake in Antarctica
    Earth

    Satellites show how a massive lake in Antarctica vanished in days

    Within six days, an Antarctic lake with twice the volume of San Diego Bay drained away, leaving a deep sinkhole filled with fractured ice.

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  2. illustration of an asteroid hitting Antarctica
    Planetary Science

    A meteor may have exploded over Antarctica 430,000 years ago

    Tiny spherules recovered from a mountaintop suggest a space rock broke apart midflight and sprayed debris across thousands of kilometers.

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  3. 5 micrometeorites found in Antarctica
    Planetary Science

    Earth sweeps up 5,200 tons of extraterrestrial dust each year

    Thousands of micrometeorites collected from Antarctica come from both comets and asteroids, a new study suggests.

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  4. Shakleton Glacier
    Microbes

    Missing Antarctic microbes raise thorny questions about the search for aliens

    Scientists couldn’t find microbial life in soils from Antarctica, hinting at a limit for habitability on Earth and other worlds.

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  5. image of Getz Ice Sheet in Antarctica
    Climate

    Collapse may not always be inevitable for marine ice cliffs

    Runaway collapse of ice cliffs could dramatically boost sea level. But these cliffs may not be so vulnerable, new simulations suggest.

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  6. autonomous underwater vehicle Ran amid floating ice
    Climate

    A trek under Thwaites Glacier’s ice shelf reveals specific risks of warm water

    An underwater autonomous craft collected the first data on the chemistry of seawater eroding the icy underbelly of Antarctica’s Thwaites Glacier.

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  7. sea ice
    Earth

    Earth’s oceans are storing record-breaking amounts of heat

    2020 was just the latest in a series of record-breaking years for ocean heat.

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  8. antarctic ice
    Earth

    50 years ago, scientists clocked the speed of Antarctic ice

    Today’s instruments offer a more precise view, and reveal the effects of climate change.

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  9. Getz Ice Shelf
    Climate

    Global warming may lead to practically irreversible Antarctic melting

    Simulations suggest that even if the Paris climate goals are met, melting Antarctica ice will still cause sea levels to rise by more than 2 meters.

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  10. Pastoruri Glacier in the Peruvian Andes
    Climate

    ‘Ice Rivers’ invites you to get to know our world’s melting glaciers

    In her new book, Jemma Wadham brings readers along on her scientific expeditions to the world’s iciest places.

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  11. a person in a clean suit maneuvers a gold-colored cube
    Planetary Science

    NASA’s Perseverance rover split CO2 to make breathable air on Mars

    An oxygen-making experiment on Perseverance shows that astronauts will one day be able to make air to breathe and, better yet, rocket fuel.

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  12. A brown widow spider crawling along a garter snake trapped in its web against a white wall
    Animals

    Snake-eating spiders are surprisingly common

    Spiders from at least 11 families feed on serpents many times their size, employing a host of tactics to turn even venomous snakes into soup.

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