environmental DNA (eDNA)
Posted inAway Teams & Field Reports, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Exploration Gear & Tech, Genomics, Proteomics, Bioinformatics, Imaging & Spectroscopy, Missions & Hardware, Nanotechnology & SynBio, Sample Return, Status Report, Tricorders & Sensors

Tricorder Tech: DIYNAFLUOR: An Affordable DIY Plug-and-Play Nucleic Acid Fluorometer for eDNA Quantification in Resource Limited Settings

by Keith Cowing

Editor’s note: with recent speculation about the potential habitability of other worlds and understanding the processes whereby other biospheres arise and evolve, thought needs to be given to developing sensor […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, People Of Astrobiology, Polar / Alpine Expeditions, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report 16 March 2026: Spring Field Season Completed; Preparing The Fall Field Season

by Keith Cowing

Hi Keith, The team and I have been home for about two weeks now, settling back into the familiar rhythms of home and work after our time in Antarctica. Our […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Origin & Evolution of Life, Press Release, ROVs/Submersibles/Diving, Sample Return, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Antarctica’s Untersee – A Most Unusual Lake

by Keith Cowing

Scientists estimate that Earth is home to more than 100 million lakes. Among the most unusual is Lake Untersee, one of Antarctica’s largest and deepest surface lakes, known for its […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Origin & Evolution of Life, Planetary Protection & Biosafety, Polar / Alpine Expeditions, Sample Return, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 19 February 2026: Return Overland Traverse From Lake Untersee

by Keith Cowing

Dale: Arrived UAL airbase about 2:45 on UTC/GMT after a 5 hr 45 min drive across the polar landscape! Very windy morning but great ride back!

Posted inAI - Data - Apps - Cybernetics, Away Teams & Field Reports, Biosignatures & Paleobiology, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Origin & Evolution of Life, Press Release, ROVs/Submersibles/Diving, Sample Return, Water/Hycean Worlds & Oceanography

A Break In A Longstanding Mystery About The Origin Of Complex Life

by Keith Cowing

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Missions & Hardware, People Of Astrobiology, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 18 February 2026: Eclipse Watching And Base Camp Packing

by Keith Cowing

Dale: A partial eclipse over Lake Untersee yesterday—an ordinary piece of celestial clockwork that felt anything but ordinary from the icy shores of Lake Untersee in the mountains of Antarctica. […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astronauts and Explorers, Away Teams & Field Reports, Biosignatures & Paleobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Missions & Hardware, Nomenclature, Systematics, Natural History, Origin & Evolution of Life, People Of Astrobiology, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 15 February 2026: Diving Under The Ice At Lake Untersee

by Keith Cowing

Keith, Sorry for the quiet—our days have been packed, and out here every usable hour feels borrowed. Since my last report the weather has changed its mind a few times. […]

Posted inAnalog Studies, Biosignatures & Paleobiology, Exploration Gear & Tech, Genomics, Proteomics, Bioinformatics, Habitable Zones, Nomenclature, Systematics, Natural History, Press Release, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography

Ocean World Genomic Assays: Searching For Terrestrial Cephalopod DNA

by Keith Cowing

New DNA probes allow for efficient surveying of the hidden lives of squids and octopuses in the deep sea. This development by Kobe University provides an effective tool for marine […]

Posted inAnalog Studies, Biosignatures & Paleobiology, Exploration Gear & Tech, Genomics, Proteomics, Bioinformatics, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Ocean Planet Exploration Droids: Autonomous eDNA Collection Using An Uncrewed Surface Vessel

by Keith Cowing

The collection of environmental DNA (eDNA) samples is often laborious, costly, and logistically difficult to accomplish at high frequency in remote locations and over large geographic areas.

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