Microbiology & Virology

Methanogens Through Time and Space: Impact on Earth’s Planetary Evolution and Biogeochemistry

• Status Report
• May 2, 2026

Biosignatures & Paleobiology

Study Showcases Resilience and Rapid Growth of “Living Rocks”

• Press Release
• December 19, 2025

Arctic / Antarctic / Alpine

Ice-covered Lake Enigma In Antarctica Supports Unique Microbial Communities

• Status Report
• December 4, 2024

Arctic / Antarctic / Alpine

Microbial Structures In An Antarctic Lake Could Reveal More About How Life Evolved

• Press Release
• July 22, 2024

Extremeophiles and Extreme Environments

Geographic and Ecological Diversity of Green Sulfur Bacteria in Hot Spring Mat Communities

• Status Report
• July 19, 2024

Extremeophiles and Extreme Environments

The Guaymas Basin – A Hot Spot For Hydrothermal Generation And Anaerobic Microbial Degradation Of Hydrocarbons

• Status Report
• July 18, 2024

Biosignatures & Paleobiology

2.7 Billion Year Old Tumbiana Stromatolite From An Ancient Lakebed In Australia

• Status Report
• April 11, 2024

Atmospheres, Climate, Weather

Slowdown In Earth's Rotation Could Have Affected The Oxygen Content Of Its Atmosphere

• Press Release
• August 2, 2021

Dale Andersen's Field Reports

Microbial Mats Adapting To The Cold In Lake Joyce, Antarctica

• Status Report
• March 10, 2016

Arctic / Antarctic / Alpine

Astrobiologists Discover Strange Benthic Microbial Mats in Lake Untersee, Antarctica

• April 15, 2011