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Molecular Biology

Organic Molecules Life's Building Blocks Biomolecules Astrobiology Sulfur Compounds Peptides Amino Acids DNA and RNA Complex Sugars Microbial Metabolism Extraterrestrial Life Sugar Molecules Astrobiological Chemistry DNA Precursors Habitability Complex Organic Molecules Benzothiophene Biosignatures Nucleobases Formation Luminescent Molecules Extraterrestrial Chemistry Life Detection DNA-like Molecules Nucleobase Composition Prebiotic Chemistry Alkanes Biomarkers Fatty Acids DNA and RNA Precursors RNA and DNA Precursors Carbon-Nitrogen Bonds Carbon Compounds Life Origins Life Essentials Complex Molecules Interstellar Chemistry Sugars in Biology Sugars Nitrogen Compounds

Astronomers Detect First True Sugar in Interstellar Space

Laboratory spectroscopy plus quantum modeling point to formation on icy dust grains that challenge sequential carbon-addition models.

Curiosity Finds Most Diverse Organics Yet on Mars in First-Ever Wet-Chemistry Test

Curiosity Finds Most Diverse Organic Molecules Yet on Mars With First Wet-Chemistry Test

Ryugu Samples Contain All Five DNA and RNA Bases, Peer-Reviewed Study Finds

NASA-Led Study Finds Nonbiological Sources Fall Short for Curiosity’s Mars Organics

OSIRIS-REx Study Reports Tryptophan Signal in Pristine Bennu Sample

Cassini Reanalysis Finds Complex Organics in Fresh Enceladus Plume Grains

Fresh Enceladus Plume Grains Reveal Ocean-Derived Complex Organics

Lab Radiation Tests Complicate Ocean Origin for Enceladus Organics

UCL Chemists Show Thioesters Let RNA Attach Amino Acids and Form Peptides in Water

ALMA Detects 17 Complex Organic Molecules in V883 Orionis Protoplanetary Disk