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Mexico Caves Reveal Ancient Ochre Mining

Mexico Caves Reveal Ancient Ochre Mining

Mexico Caves Reveal Ancient Ochre Mining Scientific American Now-submerged caves in the Yucatán Peninsula contain remains of ochre mining operations that date back at least 10,000 years. Go to Source Author: Scientific American {authorlink} https://static.scientificamerican.com/sciam/assets/Image/newsletter/salogo.png Scientific American Content: Global http://rss.sciam.com/ScientificAmerican-Global Science news and technology updates from Scientific American

Coronavirus News Roundup, July 25-July 31

Coronavirus News Roundup, July 25-July 31

Coronavirus News Roundup, July 25-July 31 Robin Lloyd The items below are highlights from the free newsletter, “Smart, useful, science stuff about COVID-19.” To receive newsletter issues daily in your inbox, sign up here. Please consider a monthly contribution to support this newsletter. Aerosols — those light, microscopic, drifting droplets that we release…