New strategies expand the genetic toolkit for transgene expression, lineage tracing and mosaic analysis of gene function in flies and mammalian cells. Body tissues comprise many different cells that ...

Researchers found that autistic and non-autistic people move their faces differently when expressing emotions like anger, happiness, and sadness. Autistic participants tended to rely on different ...

Genes encode proteins and proteins dictate cell function. Therefore, the thousands of genes expressed in a particular cell determine what that cell can do. Moreover, each step in the flow of ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...

Freedom of speech is a bellwether: how any society tolerates those with minority, disfavored, or even obnoxious views will often speak to its performance on human rights more generally. In ...