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Neanderthals and Denisovans may have endowed modern humans with genetic variants that helped them thrive in new environments.
A new study reveals that individual genes can create many different versions of the molecular machinery that powers the cell.
Coils and twirls in DNA’s double-helix change how the molecule behaves, opening a new role for topology in the study of life.
Scientists have begun to identify the symphony of biological triggers that powered the extraordinary expansion of the human brain.
A single genetic change and some clever geometry show how single-celled organisms can band together to form cooperative multicellular entities.
By examining regions shared between some of nature’s most variable genes, malaria researchers are piecing together an understanding of a deadly parasite.
Only a few genetic changes were enough to change an ordinary stomach bug into the bacteria responsible for the plague.
The biologist Nancy Moran has spent a career investigating the surprising nature of symbiosis, a phenomenon in which two species can appear to merge into one.
Cellular clocks are almost everywhere. Clues to how they work are coming from the places they’re not.
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