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Pandemic air quality due to weather, not just lockdowns

Headlines proclaiming COVID lockdowns drastically reduced pollution were mostly referring to nitrogen dioxide, NO2, a reactive gas emitted from burning fuel. There had been less understanding of how lockdowns affected PM2.5, ...

First rebbachisaurid dinosaur remains found in Asia

A pair of researchers with the Russian Academy of Sciences and the National Museum of Natural History in the U.S., respectively, has respectively, uncovered the first known example of a rebbachisaurid dinosaur to be found ...

World's oldest DNA reveals how mammoths evolved

An international team led by researchers at the Centre for Palaeogenetics in Stockholm has sequenced DNA recovered from mammoth remains that are up to 1.2 million years old. The analyses show that the Columbian mammoth that ...

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