We tend to view ourselves and the complex cells that build us as a distinct branch of the tree of life from the compact, seemingly featureless cells of bacteria and archaea. But we’ve found that our ...
An international research team led from Uppsala University in Sweden has identified a metabolic shift in ancient microbes that helps explain how Earth’s first complex cells arose from a merger of ...
In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones. By Carl Zimmer A flurry of new studies ...
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