Science ❯ Biology

Origin of Life

Prebiotic Chemistry Biomolecules RNA Miller-Urey Hypothesis Protocells Hydrothermal Vents Chemical Reactions RNA World Hypothesis Early Biology Organic Molecules Protein Synthesis Early Life Forms Panspermia Theory Metabolic Processes Molecular Biology Peptide Synthesis RNA and Amino Acids Early Earth's Biochemistry Chemical Evolution Conditions for Life Chemical Processes LUCA Self-Replication Microbial Life Geochemistry Formation of Fatty Acids

Early Earth’s Atmosphere May Have Forged Sulfur Biomolecules Needed for Life

New PNAS experiments show sunlight on Archean‑like gases produced cysteine alongside other sulfur organics abiotically.

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

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

Study Reveals Hidden Nano-Crystals in Space Ice