Northwestern University-led researchers have discovered a new way that nature cycles phosphorus, a finding that uncovers a missing piece of Earth’s puzzling phosphorus cycle.
geology
Posted inBiochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Magnetic Fields, Electromagnetism, bioelectricity,, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography
The Deep-ocean Floor Produces Its Own Oxygen
An international team of researchers, including a Northwestern University chemist, has discovered that metallic minerals on the deep-ocean floor produce oxygen — 13,000 feet below the surface.
Posted inAstrobiology (general), Education and Outreach, Origin & Evolution of Life, Societal Issues, Status Report, Video, Audio, Webcasts, Podcasts
“Dark Biosphere” Planetarium Show
The European Astrobiology Institute (EAI) is delighted to announce that the planetarium show “Dark Biosphere” has won the Best Film Award at the highly regarded Full Dome Festival in Brno. […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Artemis & Lunar Exploration, Astrogeology, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Missions & Hardware, Moon, Press Release, Tricorders & Sensors
A Martian Landscape Right At Home
Sitting in the middle of a vast landscape, bordered by a ridge and filled with loose rocks, Lauren Edgar held a hand lens to her eye as she peered at […]
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Fossils & Paleontology, Gaia - Planetary Perspectives, Mapping, Geodesy, Cartography, Bathymetry, Origin & Evolution of Life, Press Release, Water/Hycean Worlds & Oceanography
Sediments Reveal The Ancient Ocean During a Mass Extinction Event
About 183 million years ago, volcanic activity in modern South Africa unleashed an estimated 20,500 gigatons of carbon dioxide (CO2) into the ocean-atmosphere system over a period of 300 to […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exploration Gear & Tech, Imaging & Spectroscopy, Mars, Missions & Hardware, Robotics/Rovers/UAVs, Status Report, Tricorders & Sensors
Away Team Droid Tech: The PIXL Instrument on the Mars 2020 Perseverance Rover
The Planetary Instrument for X-ray Lithochemistry (PIXL) is a micro-focus X-ray fluorescence spectrometer mounted on the robotic arm of NASA’s Perseverance rover.
Posted inAnalog Studies, Astrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Fossils & Paleontology, Mapping, Geodesy, Cartography, Bathymetry, Mars, Missions & Hardware, Robotics/Rovers/UAVs, Status Report
Away Team Droid Tech: Martian Exploration of Lava Tubes (MELT) with ReachBot: Scientific Investigation and Concept of Operations
As natural access points to the subsurface, lava tubes and other caves have become premier targets of planetary missions for astrobiological analyses.
Posted inAI - Data - Apps - Cybernetics, Away Teams & Field Reports, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Status Report
AwayTeam Tech: Distributed Instruments for Planetary Surface Science: Scientific Opportunities and Technology Feasibility
In this paper, we assess the scientific promise and technology feasibility of distributed instruments for planetary science. A distributed instrument is an instrument designed to collect spatially and temporally correlated […]
Posted inAstrobiology (general), Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Habitable Zones, Intelligence & Language, Origin & Evolution of Life, Press Release, SETI & Technosignatures, Societal Issues
Geoscientists Dig Into Why We May Be Alone In The Milky Way (Tectonics)
New research by University of Texas at Dallas geoscientist Dr. Robert Stern and a colleague suggests a geological explanation for why conclusive evidence for advanced extraterrestrial (ET) civilizations has not […]
Posted inBiogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Microbiology & Virology, Press Release, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography
Newly Discovered Hydrothermal Vents At Depths Of 3,000 Meters Off Svalbard
Hydrothermal vents are seeps on the sea floor from which hot liquids escape. “Water penetrates into the ocean floor where it is heated by magma. The overheated water then rises […]