A group led by Fabio Pammolli at the IMT Institute For Advanced Studies in Lucca, Italy, presents a study in PNAS this week on the annual research production of a given scientist, analyzed in the context of longitudinal career data for 200 scientists and 100 assistant professors within the physics community.

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The New York Times' George Johnson muses on cancer's roots in multicellularity.

The San Diego Union Tribune wonders whether Medicare is ready for personalized medicine.

Jun Wang, the chief executive of BGI, has stepped down.

In PNAS this week: human T cell editing with CRISPR, retrotransposons acting as insulators, and more.