NAI scientists from the University of Wisconsin Team and their colleagues have shown that the true age of this famous meteorite is 4.091 billion years, about 400 million years younger […]
Antarctica
Posted inEnceladus
University of Washington Astrobiology Seminar: Kevin Hand “Joule Heating of the South Polar Terrain on Enceladus”
Loren Williams, “Where Did Protein Come From?” Date/Time: Tuesday December 8, 2009 2:30PM Pacific Speaker: Loren Williams (Georgia Institute of Technology) Abstract: Ribosomes are RNA-based macromolecular machines responsible for the […]
Posted inIcy Worlds
University of Washington Astrobiology Seminar: Kevin Hand, "Joule Heating of the South Polar Terrain on Enceladus"
Date/Time: Tuesday November 10, 2009 2:30PM Pacific Speaker: Kevin Hand (Jet Propulsion Laboratory) Abstract: The plumes and observed heat flux in the South Polar Terrain of Enceladus remain a considerable […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Icy Worlds, ROVs/Submersibles/Diving, Status Report, Water/Hycean Worlds & Oceanography
Diving Through A Microbial Landscape in Lake Untersee, Antarctica
There’s not much in the ice-covered lakes in the McMurdo Dry Valleys to interest anglers looking to land the big one. But for scientists who want to know more about […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine
Final Call for 2009 Nominations: The Martha T. Muse Prize for Science and Policy in AntarcticaANtarctica,
The “Martha T. Muse Prize for Science and Policy in Antarctica” is a US $100,000 unrestricted award presented to an individual in the fields of Antarctic science or policy that […]
Posted inArctic / Antarctic / Alpine, Away Teams & Field Reports, Exploration Gear & Tech, Icy Worlds, Robotics/Rovers/UAVs
Traverse Across Antarctica To The South Pole May Employ Robotic Tractors in the Future
The traverse train is not only the wave of the logistics future in Antarctic, but it may soon use some high-tech gadgetry to complete its mission even faster. Paul Thur […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography
ENDURANCE Robot Dives Into Ice-covered Lake Bonney In Antarctica
The robot that scientists deployed last year into ice-covered Lake Bonney in Antarctica’s McMurdo Dry Valleys isn’t small.
Posted inArctic / Antarctic / Alpine, Dale Andersen's Field Reports, Extremeophiles and Extreme Environments, Microbiology & Virology, Polar / Alpine Expeditions
Looking for Endolithic Organisms on Mt. Everest
One of the things Scott Parazynski will be looking or during his ascent of Mt. Everest is evidence of habitable zones for microorganisms. Given the low temperatures, air pressure, high […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Icy Worlds, Imaging & Spectroscopy, Microbiology & Virology, Status Report, Tricorders & Sensors
In Situ Measurements of Atmospheric Methane at Lake Untersee, Antarctica
Methane (CH4) is an important greenhouse gas in the Earth’s atmosphere, accounting for approximately 20% of the observed greenhouse effect. With an atmospheric lifetime of about ten years, methane levels […]
Posted inArctic / Antarctic / Alpine, Away Teams & Field Reports, Extremeophiles and Extreme Environments, Icy Worlds, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving
ENDURANCE Dives Under the Ice in Antarctica's Lake Bonney
Scientists have brought the ENDURANCE underwater vehicle to Lake Bonney, a perpetually ice-covered salt lake located in Antarctica’s McMurdo Dry Valleys. ENDURANCE, an autonomous vehicle designed to swim untethered under […]