Writing in The Scientist, the University of Florida's Fred Southwick says that academic researchers "are encouraged to maintain the status quo and not 'rock the boat,'" and that "this mentality is pervasive, affecting all aspects of scientific research from idea generation to funding to the training of the next generation of scientists." All this, he adds, has led to a general suppression of creativity in academic research labs.

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In PNAS this week: genomic study of group B Streptococcus evolution, selection on the X chromosome in great apes, and more.

Changing the fat and fiber content of people's diets affects their gut microbiome, metabolome, and colon cancer risk, researchers say.

Broken links are found throughout academic publications, and some services are trying to combat such link decay.

Nick Stockton at Wired says that a pause in studying genome-editing tools should be used to find a path forward.