Posted inArctic / Antarctic / Alpine, Biophysics, Biosignatures & Paleobiology, Cryobiology, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Microbiology & Virology, Status Report

Metabolic Responses, Cell Recoverability, and Protein Signatures of Three Extremophiles: Sustained Life During Long-Term Subzero Incubations

Few halophilic strains have been examined in detail for their culturability and metabolic activity at subzero temperatures, within the ice matrix, over the longer term.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrochemistry, Astrogeology, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Fossils & Paleontology, Meteorites & Asteroids, Microbiology & Virology, Missions & Hardware, Planetary Protection & Biosafety, Sample Return, Status Report

Community Need For An Astrobiology Sample Repository And Sample Reference Suite – NASA DARES White Paper

As we prepare for the next planetary mission charged with finding life beyond Earth, the Astrobiology community must continue to improve its understanding of what constitutes a biosignature, through the […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Cryobiology, Exploration Gear & Tech, Fossils & Paleontology, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Polar / Alpine Expeditions, Press Release, Robotics/Rovers/UAVs, Sample Return, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Tricorder Tech: Extant Life Detection Using Label-Free Video Microscopy In Analog Aquatic Environments

The ability of microbial active motion, morphology, and optical properties to serve as biosignatures was investigated by in situ video microscopy in a wide range of extreme field sites where […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Water/Hycean Worlds & Oceanography

Ice Planet Expedition: Thriving Antarctic Ecosystems Found in Wake of Recently Detached Iceberg

An international team on board Schmidt Ocean Institute’s R/V Falkor (too) working in the Bellingshausen Sea rapidly pivoted their research plans to study an area that was, until last month, […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Exploration Gear & Tech, Icy Worlds, Imaging & Spectroscopy, Press Release, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography

Woods Hole Oceanographic Institution’s New Remotely Operated Vehicles

Woods Hole, Mass. (September 27, 2024) – The Woods Hole Oceanographic Institution (WHOI) has received complementary awards from the U.S. National Science Foundation (NSF) and the National Oceanic and Atmospheric […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Cryobiology, Icy Worlds, Imaging & Spectroscopy, Missions & Hardware, Press Release, Robotics/Rovers/UAVs, Sample Return, Water/Hycean Worlds & Oceanography

Ice Planet Recon: Drone Experiment Reveals How Greenland’s Ice Sheet Is Changing

For the first time, researchers have collected detailed measurements of water vapor high above the surface of the Greenland ice sheet. Their research, aided by a custom-designed drone, could help […]

Posted inArctic / Antarctic / Alpine, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Press Release, Water/Hycean Worlds & Oceanography

Ocean World Biodiversity: Climate Affects Microbial Life Around Antarctica

Coordinated measurements throughout one year This study was a first, integrating data on bacteria and microbial eukaryotes (small organisms summarized as ‘microorganisms’, including phytoplankton). Samples were taken at two Antarctic […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Icy Worlds, Press Release, Robotics/Rovers/UAVs, Sample Return, Water/Hycean Worlds & Oceanography

Ice Planet Research: Antarctica’s Oldest Ice Is Heading To Europe

The oldest ice ever extracted from Antarctica is on its way to Europe, marking a major milestone in climate science. The ice cores, obtained through the Beyond EPICA – Oldest […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Microbiology & Virology, Polar / Alpine Expeditions, Status Report

Single-cell Imaging Reveals Efficient Nutrient Uptake And Growth Of Microalgae Darkening The Greenland Ice Sheet

Blooms of dark pigmented microalgae accelerate glacier and ice sheet melting by reducing the surface albedo.

Gift this article