A new normal: Study explains universal pattern in fossil record

Throughout life's history on earth, biological diversity has gone through ebbs and flows—periods of rapid evolution and of dramatic extinctions. We know this, at least in part, through the fossil record of marine invertebrates ...

3-D technology looks into the distant past

Researchers from the University of Tübingen and their colleagues from Switzerland have studied hundreds of fossil carp teeth for the first time using 3-D technologies. In 4 million-year old lake sediments from what is now ...

Brain, shape and fossils

Emiliano Bruner, a paleoneurologist at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), has just published an overview article in the Journal of Comparative Neurology on studies of changes in brain ...

Illuminating how nitrogenase makes ammonia

A team of researchers led by PNNL computational scientist Simone Raugei have revealed new insights about how this complex enzyme does its job, finding that the seemingly wasteful formation of hydrogen has an essential purpose. ...

Evolution of the inner ear: Insights from jawless fish

Researchers at the RIKEN Center for Biosystems Dynamics (BDR) and collaborators have described for the first time the development of the hagfish inner ear. Published in the journal Nature, the study provides a new story for ...

What bone proteomics could reveal about the dead

Studying bones has helped scientists reconstruct what dinosaurs and other extinct creatures looked like. Taking this further, scientists recently started identifying proteins from bones to glean more information about remains. ...

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