This Week in PNAS

This week in PNAS, researchers from New Jersey and Wisconsin say that palmitoylation controls the dynamics of heterochromatin in budding yeast via the telomere-binding protein Rif1. The posttranslational addition of palmitate to cysteines in eukaryotic cells anchors target proteins to membranes, the authors write.

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Polygamy amplified a rare genetic disease in area near Arizona-Utah border, BBC Future reports.

Genetic ancestry testing led one woman to learn that her father and another baby boy had been switched at birth, the Washington Post reports.

Simple de-identification methods can protect information in a database from attackers, a new study suggests.

In Science this week: approach to visualize chromatin structure in nuclei, and more.