Lee Skallerup Bessette at Inside Higher Ed's College Ready Writing blog this week discusses an oft-forgotten facet of "the economic realities of getting a PhD" — conference season expenses. Attending conferences can be costly, especially for graduate students, many of whom are already pinching pennies.

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In PNAS this week: human cytomegalovirus diversity, patterns of homologous recombination in E. coli, and more.

US lawmakers are considering eliminating the medical devices tax that is part of the Affordable Care Act.

Two research teams in China home in on a gene that gives rice a long, slender shape.

Marcia McNutt, the editor-in-chief of Science, has been nominated to become president of the US National Academy of Sciences.