(Phys.org)—Ancient Mars, like Earth today, was a diverse planet shaped by many different geologic processes. So when scientists, using rovers or orbiting spacecraft, detect a particular mineral there, they must often consider ...
Space Exploration
Sep 12, 2012
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Increased intake of dietary calcium may be key to addressing widespread dental health problems faced by millions of rural residents in Ethiopia's remote, poverty-stricken Main Rift Valley, according to a new Duke University-led ...
Environment
Apr 26, 2012
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New analysis of ash clouds created from large volcanic eruptions shows the temporary cooling effects are changed as the environment becomes hotter.
Earth Sciences
Aug 4, 2022
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