In the United States, Blacks have higher rates of morbidity and mortality for almost all physical health outcomes compared to Whites. There are many theories about what underpins these patterns; the ...

During the Ordovician period, the concentration of carbon dioxide in Earth's atmosphere was about eight times higher than today. It has been hard to explain why the climate cooled and why the ...

Pittsburgh, Pa., USA: Earthworms, the hardworking invertebrates that grace the upper layers of soil, have long been considered helpful in our home gardens. Earthworms are prolific munchers, grinding ...

In this paper, we quantify the contribution of the large Hercynian orogeny straddling the equator to the long-term CO 2 evolution from 350 Ma to 272 Ma. Five time slices spanning the period have been ...

That weathering has to do with the weather is obvious in itself. All the more astonishing, therefore, are the research results of a group of scientists from the GFZ German Research Center for ...