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 new study examines nickel and urea in early microbial habitats, showing how ancient cyanobacteria adapted to their chemical ...

In a discovery that could rewrite what we know about where water comes from and the building blocks of life in the solar ...

New reports out of the NOAA and Scripps Institution of Oceanography suggest that the carbon dioxide (CO2) levels in Earth's atmosphere haven't been this high in millions of years. It's a striking ...

The sun may be 93 million miles away, but that does not stop its solar activity from affecting the Earth's atmosphere, a new study from Queen's University Belfast as found. The Earth's atmosphere is ...

The global average concentration of CO2 surged by 3.5 parts per million to reach 423.9 ppm last year, fuelling worries that ...

For decades, forest, grasslands and other land ecosystems have collectively absorbed up to a third of the carbon dioxide we ...

Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, according to data released Thursday by the National Oceanic and Atmospheric ...