[University of Wollongong] Research led by a University of Wollongong (UOW) PhD candidate may have solved one of Earth’s most perplexing geological mysteries – what caused the Great Unconformity?
geology
Posted inBiogeochemical Cycles & Geobiology
Material Cycling Across Earth’s Spheres And Triggers Of Cambrian Explosion: A Tectonic Perspective
[Continent and Life Evolution]. Earth is the only known planet in the solar system that can sustain and provide a habitable environment for life, largely due to the presence of […]
Posted inMars
Well-Preserved Polygons In Elysium Planitia on Mars
[NASA/JPL-Caltech/UArizona]. Polygons are interesting features on Mars, though sometimes only visible in high resolution images like those taken by HiRISE.
RED School Astrobiology Introductory Course
The RED school will take place in Le Teich (33), France, from March 14th to 20th, 2027. Its objective is to offer an interdisciplinary training in astrobiology to students and […]
Posted inMars
Ancient Clays Near The Hellas Basin On Mars
[NASA]. Ancient clay-rich sediments (orangish color and polygonal fractures in our enhanced color cutout) exposed between wind-blown dunes and patches of sand northwest of the giant Hellas impact basin.
Posted inAtmospheres, Climate, Weather
Excess Oxygen Stored In Deep Earth Magma May Help Explain How Earth’s Atmosphere Became Oxygen-rich
[Science China Press] The research team, led by Dr. Yanhao Lin and Dr. Ho-kwang Mao of the Center for High Pressure Science and Technology Advanced Research (HPSTAR), together with Prof. […]
Posted inSample Return
An Interdisciplinary Approach To Sampling Hard Rock Cores Of The Oceanic Crust For Microbiological And Biogeochemical Research
[Scientific Drilling] Studying life in the deep, rocky subseafloor involves many layers of technological and methodological challenges, and each drilling project or expedition must make a series of choices to […]
Posted inMars
The North Pole Of Mars Is Less Dusty Than Scientists Thought
[University of Washington] Although Mars may have once resembled Earth, the rocky red planet now appears far from hospitable. Still, certain details — such as ice-bound water — pique researchers’ […]
Posted inExtremeophiles and Extreme Environments
Whole-Genome Metagenomics Insights Revealed a Uranium Bio-remediating Cross-Domain Microbiome in the Dhala Impact Structure, India
[biorxiv.org] Meteorite impact structures on earth represent unique terrestrial analogues of extreme planetary environments where fractured lithologies, hydrothermal alteration, elevated concentrations of radionuclides, and prolonged water-rock interactions create ecological niches […]
Posted inImpact events
Meteor Hit Oklahoma 100 Million Years Later Than Previously Thought
[University of Texas at Austin] Researchers at The University of Texas at Austin have rewritten a small part of Oklahoma’s geologic history with global implications for ancient life.