Discrepancies have emerged concerning the application of sulfur stable isotope ratios as a biosignature in impact crater paleolakes.
Nördlinger Ries
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Impact events, Press Release
Limitations Of Asteroid Crater Lakes As Climate Archives
In southern Germany just north of the Danube, there lies a large circular depression between the hilly surroundings: the Nördlinger Ries. Almost 15 million years ago, an asteroid struck this […]
Posted inAway Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Impact events, Press Release
Are Large Sulfur Isotope Variations Biosignatures in an Ancient, Impact-Induced Hydrothermal Mars Analog?
Discrepancies have emerged concerning the application of sulfur stable isotope ratios as a biosignature in impact crater paleolakes. The first in situ δ34S data from Mars at Gale crater display […]