Directed evolution is a laboratory method that speeds up protein mutations to help create novel cancer and neurodegenerative disorder therapies. In a new study, scientists detail a method called ...

Wild scarlet monkeyflowers in California survived a historic drought by relying on a rapid evolution, marking the first time the process has been observed in the wild.

(Volodymyr Yakimchuk/Creatas Video+/Getty Images Plus) A seismic shift in the selection pressures acting on humans may have brought us to a major turning point in our evolutionary journey. According ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to spread its reach from the tidal pools to the oceans to ...

Why does natural selection appear to happen slowly on long timescales and quickly on short ones? A multigenerational study of four lizard species addresses biology’s “paradox of stasis.” James Stroud ...

The comparative analysis of primate genomes within a phylogenetic context is crucial for understanding the evolution of the human genetic architecture and the inter-species genomic differences ...

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Why do you have five fingers? Why not ten, or twenty, or one? Why do so many animals have five fingers? Five seems to be the perfect number for most hands. Oddly, the first vertebrates to come onto ...