Search Results for: antarctica

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1,329 results
  1. 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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  2. 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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  3. 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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  4. 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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  5. 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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  6. 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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  7. 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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  8. 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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  9. Greenland glacier
    Earth

    Greenland and Antarctica are gaining ice inland, but still losing it overall

    Inland ice accumulation is not enough to counteract the amount of ice melting off Antarctica and Greenland into the oceans, satellite data show.

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  10. Seymour Island landscape
    Paleontology

    The first frog fossil from Antarctica has been found

    An ancient amphibian from Antarctica gives new insight into when the continent got so cold.

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  11. emperor penguins
    Animals

    Penguin poop spotted from space ups the tally of emperor penguin colonies

    High-res satellite images reveal eight new breeding sites for the world’s largest penguins on Antarctica, including the first reported ones offshore.

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  12. Milky Way from the Antarctic Peninsula
    Space

    An Antarctic ice dome may offer the world’s clearest views of the night sky

    The highest point in East Antarctica could be an ideal place for an optical telescope, a new study finds.

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