Saint Louis University’s Department of Earth and Atmospheric Sciences offers undergraduate and graduate courses covering topics ranging from oceanography to geomorphology to cloud physics. Content ...

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Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping theories of how Earth gained its oceans. A billion-year-old impact may have melted ...

The Orbiting Carbon Observatory (OCO) 2 spacecraft is one of many science missions at NASA targeted for termination in the 2026 budget request. Credit: NASA/JPL-Caltech WASHINGTON — Comments by NASA’s ...