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Amino Acids

Biomolecules Chemical Reactions Building Blocks of Life Nucleobases Glycine Molecular Structures Prebiotic Chemistry Brine Chemistry Sugars Protocells Stability in Sulfuric Acid Chemical Structures Thioesters Molecular Biology Asteroid Research Extraterrestrial Organic Material Radiation Effects on Molecules Fatty Acids Extraterrestrial Sources Tryptophan Saline Solutions Menthyl Esters Saline Environments Peptide Synthesis Isotopes Radiolysis Extraterrestrial Amino Acids Racemization

New Statistical Biosignature Distinguishes Life From Nonlife

The peer-reviewed study highlights a simple, instrument-agnostic metric with potential use on data from current and future missions.

Bennu Samples Show Amino Acids Likely Formed in Icy, Radioactive Environments

OSIRIS-REx Study Reports Tryptophan Signal in Pristine Bennu Sample

UCL Team Shows Simple Chemistry Can Link Amino Acids to RNA and Build Peptides