If people populated the Earth before us, would we even know? That’s the question explored by the Silurian Hypothesis — and it opens up some frightening possibilities.

A new freshwater arthropod, Maldybulakia saierensis sp. nov., has been discovered by Chinese researchers from the Silurion of the western Junggar, Northwest China. The discovery of this species pushes ...

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Click to open image viewer. IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Updated ...