Astrobiology

Prebiosignature Molecules Can Be Detected in Temperate Exoplanet Atmospheres with JWST
Claringbold et al. – preprint

Implications of atmospheric non-detections for Trappist-1 inner planets on atmospheric retention prospects for outer planets
Krissansen-Totton – preprint

Critical Aspects of Material Selection in the Packaging and Transporting of Returned Extraterrestrial Samples
Longobardo et al. – Astrobiology

Microbial Transport by a Descending Ice Melting Probe: Implications for Subglacial and Ocean World Exploration
Schuler et al. – Astrobiology

Lazarus Stars: Numerical investigations of stellar evolution with star-lifting as a life extension strategy
Scoggins et al. – Monthly Notices of the Royal Astronomical Society

Spatial variations in aromatic hydrocarbon emission in a dust-rich galaxy
Spilker et al. – Nature

Toward Network-Based Planetary Biosignatures: Atmospheric Chemistry as Unipartite, Unweighted, Undirected Networks
Wong et al. – Journal of Geophysical Research: Planets

Biochemistry

Spectroscopic and Biophysical Methods to Determine Differential Salt-Uptake by Primitive Membraneless Polyester Microdroplets
Chen et al. – Small Methods

Metal-Pyridoxal Cooperativity in Nonenzymatic Transamination
Dherbassy et al. – Journal of the American Chemical Society

A prebiotic precursor to Life’s phosphate transfer system with an ATP analogue and histidyl peptide organocatalysts
Maguire et al. – preprint

The central dogma of biological homochirality: How does chiral information propagate in a prebiotic network?
Ozturk et al. – preprint

Biology

Toward a Bio-Organon: A model of interdependence between energy, information and knowledge in living systems
Jacob – Biosystems

A Transiently Hypersaline Microbial Mat Harbors a Diverse and Stable Archaeal Community in the Cuatro Cienegas Basin, Mexico
Medina-Chávez et al. – Astrobiology

Chemical physics

Structural constraints limit the regime of optimal flux in autocatalytic reaction networks
Despons et al. – preprint

Earth sciences

Lost world of complex life and the late rise of the eukaryotic crown
Brocks et al. – Nature