A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

In our modern era of larger, more destructive, and longer-lasting fires—called the Pyrocene—plants and animals are evolving quickly to survive. By synthesizing the wide body of research about rapid ...

A long-disputed rule in biology says bigger is better, but a new computer model illuminates why that’s not necessarily true. By Lauren Leffer Published Jan 18, 2024 11:45 AM EST Get the Popular ...

Recent research published in Nature has transformed our understanding of animal evolution by revealing that ctenophores, also known as comb jellies, represent the earliest branch of the animal tree of ...

This creature, called Westlothiana lizziae, is one of the earliest examples of a four-legged animal that had evolved from living underwater to dwelling on Earth. It, and other stem tetrapods like it, ...

It may have fewer than many of the other sciences, but biology does have two dozen or so “rules”—broad generalizations about the behavior or nature and evolution. Now, USC researchers want to add a ...