This Week in Nature

In a paper from Taekjip Ha at the University of Illinois, Urbana-Champaign, and Smita Patel at the University of Medicine and Dentistry of New Jersey that appears in the early online edition of Nature this week, their team found that during DNA replication, RNA primers "are made 'on the fly' during ongoing DNA synthesis and that the leading-strand T7 replisome does not pause during primer synthesis, contrary to previous reports." This accounts for the fact that the two replicating stra

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A fire at a Manchester hospital may have destroyed lab equipment and data, the Guardian reports.

Researchers generate a genetic database from skeletal remains from the 1845 Franklin Expedition to the Arctic, Live Science reports.

Researchers in China have begun another trial using CRISPR/Cas9 approaches in cancer patients, according to the Wall Street Journal.

In Science this week: human DNA found in sediments from archeological sites lacking bones, and more.