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In this week's PNAS, Wayne State University researchers report on a way to monitor DNA synthesis at the single base-pair level. By looking at single-molecule Förster resonance energy transfer, researchers led by David Rueda were able to see the incorporation of three nucleotides by the Escherichia coli DNA polymerase I. They then noted that the FRET efficiency drops off and then returns the expected level.

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Russia says its candidate SARS-CoV-2 vaccine has a very high efficacy rate in an initial analysis of clinical trial data, according to the Financial Times.

Wired reports on a microbial analysis of sketches drawn by Leonardo DaVinci.

A new survey explores coronavirus vaccine hesitancy among Black and Latino individuals, the Washington Post reports.

In Nucleic Acids Research this week: the Aging Atlas database, a database of human metagenome-related metadata, and more.