Search Results for: antarctica

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1,362 results
  1. 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.

    By Freda Kreier
  2. 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.

    By Douglas Fox
  3. 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.

    By Carolyn Gramling

  4. 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.

    By Nancy Shute
  5. 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.

    By Carolyn Gramling
  6. 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.

    By Douglas Fox
  7. 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.

    By Nikk Ogasa
  8. 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.

    By Douglas Fox
  9. A photo of a wooded area with green plants in the foreground and a fallen tree in the middle ground.
    Plants

    Soil microbes that survived tough climates can help young trees do the same

    Trees grown in soil with microbes that have survived drought and high or low temperatures have a better shot at survival when facing the same conditions.

    By Erin Garcia de Jesús
  10. Human skeleton from waist down showing earliest surgery
    Life

    Here are 5 record-breaking science discoveries from 2022

    The earliest surgery, fastest supercomputer and biggest single-celled bacteria were some of this year’s top science superlatives.

    By Erin Wayman
  11. image of researchers crouched on the ice with snowmobiles
    Planetary Science

    Machine learning points to prime places in Antarctica to find meteorites

    Using data on how ice moves across Antarctica, researchers identified more than 600 spots where space rocks may gather on the southern continent.

    By Carolyn Gramling
  12. Satellite image of an Antarctic glacier shedding ice into Pine Island Bay
    Climate

    Ancient penguin bones reveal unprecedented shrinkage in key Antarctic glaciers

    Thwaites and Pine Island glaciers are losing ice faster than any other time in the last 5,500 years. That history is written in bones and shells.

    By Douglas Fox