Posted inAway Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Nomenclature, Systematics, Natural History, Sample Return, Status Report, Water/Hycean Worlds & Oceanography

Dynamic Deep Marine Oxygenation During The Early And Middle Paleozoic

The Early Paleozoic radiation of diverse animal life is commonly connected to a well-ventilated global ocean. Yet the oxygenation history of Paleozoic deep oceans remains debated.

Posted inAstrobiology (general), Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Courses, Habitable Zones, Nomenclature, Systematics, Natural History, Planetary Protection & Biosafety, Science Fiction, SETI & Technosignatures, Status Report

A Terminology And Quantitative Framework For Assessing The Habitability Of Solar System And Extraterrestrial Worlds

The search for extraterrestrial life in the solar system and beyond is a key science driver in astrobiology, planetary science, and astrophysics.

Posted inAway Teams & Field Reports, Biosignatures & Paleobiology, Exploration Gear & Tech, Fossils & Paleontology, Mapping, Geodesy, Cartography, Bathymetry, Nomenclature, Systematics, Natural History, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Science Fiction, Water/Hycean Worlds & Oceanography

Ocean Planet Exploration And Taxonomy: Naming A Strange New Species

Editor’s note: one day we will begin a detailed exploration of ocean worlds other than our own. Hopefully they will be habitable – and inhabited. Given that we still find […]

Posted inAI - Data - Apps - Cybernetics, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Nomenclature, Systematics, Natural History, Status Report

Life At The Extremes: Maximally Divergent Microbes With Similar Genomic Signatures Linked To Extreme Environments

Extreme environments impose strong mutation and selection pressures that drive distinctive, yet understudied, genomic adaptations in extremophiles.

Posted inAstrogeology, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Meteorites & Asteroids, Nomenclature, Systematics, Natural History, Origin & Evolution of Life, Polar / Alpine Expeditions, Press Release

New Study Confirms That The Oldest Rocks On Earth Are In Northern Canada

A team of Canadian and French researchers has confirmed that northern Quebec is home to the oldest known rocks on Earth, dating back 4.16 billion years.

Posted inBiosignatures & Paleobiology, Fossils & Paleontology, Microbiology & Virology, Nomenclature, Systematics, Natural History, Origin & Evolution of Life, Plant Biology, Press Release, ROVs/Submersibles/Diving, Sample Return, Water/Hycean Worlds & Oceanography

Study Resolves The Diatom Tree Of Life

Trees get most of the love, but diatoms, a group of photosynthetic microalgae, produce 20% of Earth’s oxygen and are the foundation of aquatic food webs. The prevalence and diversity […]

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