Aron Arthur Moscona, a developmental biologist who taught at the University of Chicago, has died at the age of 87. Moscana's work in the late 1950s to the early 1970s determined how cells in the developing embryo find each other and interact. His work led to the discovery of cadherins, cell surface molecules that allow cells to recognize and interact with one another. "It allowed other scientists ...

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Researchers have treated an X-linked genetic disease affecting three babies in utero, Stat News reports.

The Associated Press reports that the US Centers for Disease Control and Prevention is beefing up sequencing as a tool to investigate foodborne illnesses.

Researchers have sequenced samples from ancient toilets to study past eating habits and health, NPR reports.

In Nature this week: ash dieback disease fungal genome, and more.