The surface of Mars is desiccated, cold, and oxidized today. However, ancient parts of the crust contain hundreds of channel networks and dry lakes that must have formed in a warmer and wetter climate ...
Repeated exposure to socioeconomic adversity, political marginalization, racism, and perpetual discrimination can harm health. In this Special Feature, we explore this harmful effect, which is known ...
Forty years ago, the public was outraged. It seemed there was a wave of teenage girls, particularly Black teenage girls, getting pregnant. "This was a new idea, this new deviant class of people, and ...
Determining what controls the geological carbon cycle is crucial for understanding climate stability, planetary habitability and the long-term consequences of anthropogenic carbon emissions. On long ...
A new study published in the journal Nature reveals that the thawing of permafrost soils does not only release carbon, but may also promote its ...
Sandbars swirl beneath Oregon Inlet in Cape Hatteras National Seashore on North Carolina's Outer Banks. Waves driven by ocean winds can cause the sandbars here to shift and change literally by the ...
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