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Geochemistry

night sky with old rocks in foreground

Oldest Rocks on Earth Challenge Theories of Early Life

Scientists analyzed mercury levels from core samples from the Mochras Farm (Llanbedr) borehole in Wales to estimate how much and how rapidly carbon was released during ancient volcano events in Earth's history Credit: Stephen Hesselbo. All Rights Reserved.

Ancient volcanoes’ environmental impact

Image: A selfie, taken by the Curiosity rover on the surface of Mars in June 2016. The Curiosity rover used the pyrolysis-GCMS equipment described in this notice (Secondary Creator Credit: NASA/JPL-Caltech/MSSS).

Scientists develop AI method to identify life on other worlds

The buoy used to collect barnacles to conduct the growth experiment for this study.

Barnacles may help reveal location of lost Malaysia Airlines flight MH370

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