Search Results for: antarctica

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1,370 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. photo of Carlos Argüelles standing in a hallway
    Particle Physics

    Carlos Argüelles hunts for particles beyond the standard model

    Carlos Argüelles overcame hardship and discrimination to pursue a passion for physics.

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  3. Readers ask about the sun’s surface, landscaping Neandertals and more

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  4. image of sea ice in the Southern Ocean taken from the window of an airplane
    Oceans

    The Southern Ocean is still swallowing large amounts of humans’ carbon dioxide emissions

    A 2018 study suggested the ocean surrounding Antarctica might be taking up less CO₂ than thought, but new data suggest it is still a carbon sink.

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  5. 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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  6. an Italian greyhound leaning on a red couch, with light streaming in through blinds
    Health & Medicine

    The first known monkeypox infection in a pet dog hints at spillover risk

    A person passed monkeypox to a dog. Other animals might be next, allowing the virus to set up shop outside of Africa for the first time.

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  7. 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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  8. A Black man looks out of an astronaut helmet with outer space in the background
    Space

    Artemis missions will usher in a new, more diverse crew of astronauts

    Space agencies are preparing to send the next generation of astronauts to the moon and beyond. Here’s how the next crews will be different from the last ones.

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  9. image of meteorite ALH 84001
    Planetary Science

    Organic molecules in an ancient Mars meteorite formed via geology, not alien life

    Analysis of an ancient Martian meteorite reveals that organic molecules within it were formed by geologic processes rather than alien life.

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  10. 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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  11. photo of Wally Broecker sitting in a lab
    Climate

    Wally Broecker divined how the climate could suddenly shift

    Wally Broecker’s insight into the shutdown of the great ocean conveyor belt spurred the study of abrupt climate change.

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  12. 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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