Search Results for: antarctica

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1,370 results
  1. Two emperor penguin chicks stand on the ice. One has buried his head in his soft fur, while the other appears to be nodding off.
    Climate

    Emperor penguins lost thousands of chicks to melting ice last year

    In 2022, groups of emperor penguins in western Antarctica lost almost all their chicks to receding sea ice, signaling the threat of climate change.

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  2. photo of Antarctic sea ice
    Climate

    Antarctic sea ice has been hitting record lows for most of this year

    Since hitting a record low minimum back in February, the amount of Antarctic sea ice has stayed well below normal all year.

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  3. A photo looking into a drill hole in West Antarctica. White ice is seen on the edges of the frame which turns into a gradient of light blue to dark blue in the center circle of the image.
    Life

    In one lake deep under Antarctica’s ice, microbes feast on ancient carbon

    Microorganisms living in a lake beneath the ice sheet in West Antarctica feed on ocean carbon that was deposited 6,000 years ago.

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  4. A drone casts a shadow on the ground while it hovers above a dark object flagged as a potential meteorite.
    Planetary Science

    How drones are helping scientists find meteorites

    Searching for fallen space rocks is labor intensive. A team of researchers in Australia is speeding things up with drones and machine learning.

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  5. A photo of a person standing next to a snow mobile and a stack of supplies with tracks in the snow disappearing into the distance.
    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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  6. a huge column of smoke reaching into the stratosphere over Australia
    Climate

    How wildfires deplete the Earth’s ozone layer

    Scientists detail the chain of chemical reactions that occur when wildfire smoke enters the stratosphere.

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  7. The many challenges of exploring hidden realms

    Editor in chief Nancy Shute discusses the challenges of studying the invisible or inaccessible, from the seafloor to hidden caverns buried underneath solid ice.

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  8. Iceberg A68a in the Southern Ocean during July 2020
    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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  9. A photo of a researchers camp on Antarctica's Thwaites Glacier.
    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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  10. An aerial photo of the Nioghalvfjerdsfjord glacier
    Climate

    Greenland’s frozen hinterlands are bleeding worse than we thought

    An inland swath of the Northeast Greenland Ice Stream is accelerating and thinning. It could contribute much more to sea level rise than estimated.

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  11. A photo of sprinklers watering crops.
    Earth

    Irrigation may be shifting Earth’s rotational axis

    Computer simulations suggest that from 1993 to 2010 irrigation alone could have nudged the North Pole by about 78 centimeters.

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  12. A photo of several tents set up on in Antarctica.
    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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