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
oxygen
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
Skin-Like Sensor Maps Blood Oxygen Levels Anywhere in the Body
New device could track oxygenation of healing wounds in real time
Lake Bed Reveals Details about Ancient Earth
Rice University researcher helped find oxygen evidence of atmospheric production
Researchers Produce a New Design for a Battery Cell That Runs on Air
Scientists have produced a new design for a beyond-lithium-ion battery cell that operates by running on air (hence, referred to as “lithium-air”) over many charge and discharge cycles