This Week in Science

Science this week has published eight technical comments on the December 2010 paper — authored by the NASA Astrobiology Institute's Felicia Wolfe-Simon and her colleagues — that sparked scientific debate among researchers who called into question its conclusion: that the authors had identified "a bacterium that can grow using arsenic instead of phosphorous." Among the eight published comments is one from the University of British Columbia's

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The New York Times and ProPublica look into the close relationship between a startup and Memorial Sloan Kettering Cancer Center.

Yahoo News reports millions of dollars are being transferred from NIH, CDC, and other programs to pay for the housing of detained undocumented immigrant children.

In Science this week: in vitro generation of human reproductive cells, and more.

Researchers gave a handful of octopuses MDMA to find that they too act more social on the drug, Gizmodo reports.