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Following a recent meeting at Cold Spring Harbor Laboratory, a perspectives piece by a group of researchers appearing it this month's Genes and Development gives a definition for epigenetics, saying that "an epigenetic trait is a stably heritable phenotype resulting from changes in a chromosome without alterations in the DNA sequence." They also postulate that there are three types of signals that work in concert to establish an epigenetic state: the "epigenator" signal from the environment, the "epigenet

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NPR reports the US Food and Drug Administration has approved a treatment for a genetic disorder that causes rapid aging.

Late-stage testing indicates the AstraZeneca and Oxford University SARS-CoV-2 vaccine can have up to 90 percent efficacy, the Associated Press reports.

ScienceInsider reports Nature Communications is reviewing a paper on mentorship following social media criticism arguing it is sexist.

In PLOS this week: method to account for sequencing errors in phylogenies, study of influenza A in Switzerland, and more.