This Week in Science

In Science this week, investigators at the Whitehead Institute show that adult pluripotent stem cells called clonogenic neoblasts "underlie the remarkable regenerative abilities of planarians." All dividing cNeoblasts, the authors write, express the smedwi-1 gene and "display [a] broad differentiation capacity." Further, in its functional analysis, the Whitehead team found that transplanting single cNeoblasts into lethally irradiated hosts restored their regeneration.

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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.