Biogeochemical Cycles & Geobiology

How Fluctuating Oxygen Levels May Have Accelerated Animal Evolution On Earth

• Press Release
• October 17, 2022

Biogeochemical Cycles & Geobiology

New Abiotic Pathway For The Formation Of Oxygen

• Press Release
• October 12, 2022

Astrochemistry

Is Ozone A Reliable Proxy For Molecular Oxygen? I. The O2-O3 Relationship For Earth-like Atmospheres

• Press Release
• August 24, 2022

Water/Hycean Worlds & Oceanography

Sleeping Giant Could End Deep Ocean Life

• Press Release
• August 19, 2022

Biosignatures & Paleobiology

Oxygen False Positives On Habitable Zone Planets Around Sun-Like Stars

• Press Release
• April 15, 2021

Origin & Evolution of Life

Implications of Abiotic Oxygen Buildup for Earth-like Complex Life

• Press Release
• February 10, 2020

Astrogeology

Iron-silica Particles Unlock Part of the Mystery of Earth's Oxygenation

• Press Release
• August 7, 2018

Astrochemistry

Titania May Produce Abiotic Oxygen Atmospheres on Habitable Exoplanets

• Press Release
• September 10, 2015

Astrochemistry

Oxygen Is Not Definitive Evidence of Life on Extrasolar Planets

• September 10, 2015

Biochemistry & Organic Chemistry

Making Oxygen Before Life

• Press Release
• October 3, 2014

Origin & Evolution of Life

Oxygen-producing Life A ppeared at Least 60 Million Years Earlier Than Previously Thought

• September 4, 2014

Biosignatures & Paleobiology

Oxygen Requirements of Earth's Earliest Animals

• March 17, 2014

Habitable Zones & Global Climate

A Stepping-Stone for Oxygen on Earth

• June 27, 2013

Mars

Volcanism on Mars controlled by early oxidation of the upper mantle

• June 19, 2013

Atmospheres & Climate

Plants Kick-start Evolutionary Drama Of Earth’s Oxygenation

• Press Release
• October 10, 2010