The new study led by biogeochemist Sean Crowe has found surprising evidence that as far back as three billion year ago, there were levels of oxygen in the atmosphere too high to have been produced ...

For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required for complex life. Oxygen began building up during the period known as the ...

Ancient Earth once buzzed with enormous dragonfly-like insects, and scientists long thought high oxygen levels made their ...

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 ...

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 ...

Two University of Victoria (UVic) geologists have integrated field geology with statistical modelling to give scientists a new view of the chemical reactions happening on ocean floors billions of years ...

A new study suggests that aerobic respiration began hundreds of millions of years before oxygen became abundant in Earth’s ...

Earth formed within such a precise “Goldilocks zone” for oxygen that a 5% change would have prevented life from emerging.

Scattered across an abyssal plain known as the Clarion-Clipperton Zone (CCZ) are polymetallic nodules that are a potato-sized prize for mining companies in search of materials needed for humanity's ...

Key Predictions on Earth's Future NASA's supercomputer predicts life on Earth could end in about 1 billion years due to ...

The Distant Future of Our Planet Have you ever pondered the possibility that the Earth we inhabit today could one day become ...