The Origins of Earth’s ‘Single Most Important Evolutionary Innovation’
A new study shows oxygenic photosynthesis likely evolved between 3.4 and 2.9 billion years ago
oxygen
Long-Term Consequences of CO2 Emissions
Oxygen in the ocean will continue to decrease for many centuries, study shows
An Explanation for the Lack of Blood Oxygenation Detected in Many COVID-19 Patients
A new study focuses on the cause of "silent hypoxemia" in some COVID-19 patients, and how to treat it
Was Oxygen Actually Scarce on Earth 2 Billion Years Ago?
New research strengthens the suggestion that suitable conditions for the evolution of complex life on early Earth existed for a much longer time than once thought
With Mars Methane Mystery Unsolved, Curiosity Serves Scientists a New One: Oxygen
On Mars, oxygen behaves in a way that so far scientists cannot explain through any known chemical processes
Arsenic-Breathing Life Discovered in the Tropical Pacific Ocean
Researchers analyzed seawater samples from a region below the surface where oxygen is almost absent, forcing life to seek other strategie
Moving Artificial Leaves out of the Lab and into the Air
The artificial leaf would be at least 10 times more efficient than natural leaves at converting carbon dioxide to fuel
Rust Never Sleeps
PNNL research using atom probe tomography reveals chinks in iron crystals that can 'heal'
Promising New Type of Polymers Developed
S-PPV polymers are suitable for use in a wide range of applications, from solar cells to medicine
Oxygen Could Have Been Available to Life as Early as 3.5 Billion Years Ago
The finding could change ideas of how and when complex life evolved on Earth