A discovery at an ancient impact crater could indicate how Earth developed enough oxygen for life to thrive ...

The appearance of oxygen in Earth's atmosphere was a turning point in the history of our planet, forever transforming the environment and setting the stage for complex life. This event, known as the ...

A hidden crater in South Korea may hold clues to one of the biggest turning points in Earth’s history: the rise of oxygen. Scientists discovered fossil-like stromatolites — layered structures built by ...

Researchers uncovered that trace compounds like nickel and urea may have delayed Earth’s oxygenation for millions of years. Experiments mimicking early Earth revealed how their concentrations ...

South Africa’s exceptionally preserved ancient rocks hold key evidence for the rise ofatmospheric oxygen. Within them, researchers see the disappearance of sulfur mass-independent fractionation, ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth's rotation is slowing down, and it could be why we have oxygen for life Ever since its formation around 4.5 billion years ...

Earth's magnetic field and oxygen levels are inextricably linked, new research suggests. The strength of the geomagnetic field has gone up in lockstep with the percentage of oxygen in Earth's ...

More than 2 billion years ago, long before Earth's atmosphere contained oxygen, one hardy group of microbes may have already evolved to live with the gas, setting the stage for the rise of complex ...