Molecular clock and preservation of early microfossil assemblages suggest that eukaryotes were present and already diverse more than ~1600 million ...

Putative metazoan body fossils from the Precambrian are curiously lacking morphological characteristics that link them unambiguously to extant anim...

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A team of researchers from Syracuse University and MIT uncovered evidence that oxygenation in the ocean—crucial for life as we know it—may have occurred earlier than previously thought, offering new i...

Today, oxygen is essential for much of life on Earth and is involved in many biological processes, including cellular respiration. But early Earth lacked an oxygen-rich surface until the Great […]

The Trump administration has terminated hundreds of federal grants that support engineering, biology, geology, computer science, STEM education and much more.

Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...

Advances in Geochemistry and Cosmochemistry is a community-led diamond open access journal that aims to publish innovative and globally relevant articles in Geochemistry and Cosmochemistry. Regional studies put in the context of a wider research question will also be considered.

“Peak millennials,” the microgeneration born in 1990 and 1991, have ended up competing for, well, almost everything.

Urban beaver and stormwater ponds provide hydrologic retention in the landscape while collecting dissolved organic matter (DOM)-rich runoff that can promote primary productivity. Our objective was to ...

Acoustic recording tags provide fine-scale data linking acoustic signalling with individual behaviour; however, when an animal is in a group, it is challenging to tease apart calls of conspecifics and identify which individuals produce each call. This, ...