Science ❯ Chemistry

Geochemistry

Organic Chemistry Mineralogy Chemical Reactions Element Composition Mineral Chemistry Redox Reactions Redox Chemistry Biogeochemistry Elemental Composition Isotope Analysis High-Pressure Chemistry Thermochemical Processes Lunar Chemistry Mineral Formation Sulfur Compounds Isotopic Analysis Geochemical Activity Carbonates

Yellowstone Quake Swarm Briefly Rewired a Deep Aquifer’s Chemistry and Microbes

A rare borehole time series links seismic fracturing to short-lived chemical pulses that fuel subsurface microbes.

Iron Carbonate, Not Phosphate, Preserved Biomolecules in Ancient Coprolites

Perseverance Finds Potential Biosignature in Jezero Mudstones, Nature Study Reports

Simulations Point to Carbon as Trigger for Earth’s Inner-Core Formation