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Dorota Porazinska uses a large pipette to sample the liquid water frozen inside of a drilled out cryoconite hole. Life In A Cryoconite Hole
Science / The Biological World
Tuesday October 31, 2017

Diverse ecosystems that teem with life thrive just below the surface of many Antarctic glaciers. Small, frozen holes full of liquid water and microorganisms entombed by ice dot the surfaces of glaciers. Researchers in Antarctica are studying them to glean new insights into how these habitats form, and learn what they might be able to reveal about ecosystems around the world.
While wearing a sterile over suit to prevent contamination, Sarah Johnson collects samples of desiccated microbial from an ancient lake bed in Taylor Valley. The Edge Of Life
Science / The Biological World
Tuesday September 19, 2017

Researchers working in Antarctica's McMurdo Dry Valleys found evidence, in ancient dried microbial mats, of microorganisms that may have been alive for thousands of years. The discovery could have implications for biology in other parts of the world and even on other planets, such as Mars.

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Curator: Michael Lucibella, Antarctic Support Contract | NSF Official: Peter West, Office of Polar Programs