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This Week in PNAS

In a paper published online in advance in PNAS this week, researchers in Italy and Austria show that "transgene-mediated cosuppression and RNA interference enhance germ-line apoptosis in Caenorhabditis elegans," and hypothesize that the mechanism through which it occurs "may trigger the elimination of germ cells that have undergone viral infection or transposon activation."

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A new Trump executive order about "free inquiry" on college campuses may threaten $35 billion-worth of federal research funding, reports Ars Technica.

As we enter conference season, Nature News asks why graduate students and postdocs are sometimes forced to choose between paying the rent and paying to attend important meetings.

A new analysis says that a 2018 study claiming to show biparental mtDNA inheritance has several flaws.

In PNAS this week: a genome sequence analysis of Crucihimalaya himalaica, multicellularity and fruiting body development in mushroom-forming fungi, and more.