Mercury on the Move

Featured image: Gravel and rocks crushed by the Greenland Ice Sheet.  Image courtesy PennStateNews, used with permission. Paper: Large subglacial source of mercury from the southwestern margin of the Greenland Ice Sheet Authors: Jon R. Hawkings, Benjamin S. Linhoff, Jemma L. Wadham, Marek Stibal, Carl H. Lamborg, Gregory T. Carling, Guillaume Lamarche-Gagnon, Tyler J. Kohler, …

Antarctic seafloor oxygen is diminishing–and glaciers may be to blame

Featured Image: Iceberg floating through thin sea ice. Image courtesy NASA ICE, used with permission. Paper: Glacial melt disturbance shifts community metabolism of an Antarctic seafloor ecosystem from net autotrophy to heterotrophy Authors: Ulrike Braeckman, Francesca Pasotti, Ralf Hoffmann, Susana Vázquez, Angela Wulff, Irene R. Schloss, Ulrike Falk, Dolores Deregibus, Nene Lefaible, Anders Torstensson, Adil …

Rust to the Rescue?

Featured Image: Shewanella putrefaciens CN-32 (a microbe capable of eating iron) on hematite (a rock containing iron). Image courtesy Environmental Molecular Sciences Laboratory (EMSL). Used with permission. Paper: Organic matter mineralization in modern and ancient ferruginous sediments Authors: André Friese, Kohen Bauer, Clemens Glombitza, Luis Ordoñez, Daniel Ariztegui Verena B. Heuer, Aurèle Vuillemin, Cynthia Henny, …

Prehistoric Microbial Meals Found in the Australian Outback

Featured Image: Rock fracture from the Dresser Formation, Australia. Fluid inclusions are trapped in the white stripes. Image courtesy Ser Amantio di Nicolao, used with permission. Paper: Ingredients for microbial life preserved in 3.5 billion-year-old fluid inclusions Authors: Helge Mißbach, Jan-Peter Duda, Alfons M. van den Kerkhof, Volker Lüders, Andreas Pack, Joachim Reitner, Volker Thiel …

Unveiling the Mysterious Patterns of Arctic Cobalt

Featured Image: Fractured sea ice. Image courtesy Pink Floyd 88 a, accessed through Wikimedia Commons GNU Free Documentation License Paper: Elevated sources of cobalt in the Arctic Ocean Authors: Randelle Bundy, Alessandro Tagliabue, Nicholas Hawco, Peter Morton, Benjamin Twining, Mariko Hatta, Abigail Noble, Mattia Cape, Seth John, Jay Cullen, Mak Saito Imagine navigating the Beaufort …

Who We Are

We find the latest and greatest geoscience research, then write about it in language that everyone can understand. Find out more about our writers below. Kristina Vrouwenvelder Editor-in-Chief and Co-Founder An avid science writer, Kristina also enjoys riding bikes, drinking craft beer, and petting dogs. Follow her on Twitter: @kvrouwen. Charlie Shobe Editor-in-Chief and Co-Founder Charlie …