OoL digest — October 16 edition
This week we have 14 new papers on the origin of life. Enjoy!
Astrobiology
A robust, agnostic molecular biosignature based on machine learning
Cleaves et al. – Proceedings of the National Academy of Sciences
Living with a Red Dwarf: X-ray, UV, and Ca II Activity-Age Relationships of M Dwarfs
Engle – preprint
A Complex Systems Approach to Exoplanet Atmospheric Chemistry: New Prospects for Ruling Out the Possibility of Alien Life-As-We-Know-It
Fisher et al. – preprint
Remote Laser-Induced Breakdown Spectroscopy of Bacterial Growths in Carbonate Rocks in a Mars-like Atmosphere
García-Gómez et al. – Astrobiology
The Call for a New Definition of Biosignature
Gillen et al. – Astrobiology
Life detection in a universe of false positives
Smith et al. – BioEssays
“Incredible” asteroid sample ferried to Earth is rich in the building blocks of life
Witze – Nature
Astrophysics
Characterizing the Near-infrared Spectra of Flares from TRAPPIST-1 During JWST Transit Spectroscopy Observations
Howard et al. – preprint
Biochemistry
Metal Ions Turn on a Stereoselective Nonenzymatic Reduction of Keto Acids by the Coenzyme NADH
Mayer et al. – preprint
Biophysics
Chiral and nematic phases of flexible active filaments
Dunajova et al. – Nature Physics
Channel capacity of the ribosome
Inafuku et al. – Physical Review E
Chirality-induced avalanche magnetization of magnetite by an RNA precursor
Ozturk et al. – Nature Communications
Microbiology
Serpentinization as the source of energy, electrons, organics, catalysts, nutrients and pH gradients for the origin of LUCA and life
Schwander et al. – Frontiers in Microbiology
Planetary sciences
3D simulations of the Archean Earth including photochemical haze profiles
Mak et al. – preprint