This Week in Nature

In a study out of Michigan that seems to have overturned the cancer stem cell theory, researchers found that after introducing human melanoma cells into immunocompromised mice, many more than expected developed tumors. In the less immunocompromised mice, only one in 837,000 cells regenerated melanoma, while in the more vulnerable mice one in four cells did, says a related news story.

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An artificial intelligence-based analysis suggests a third group of ancient hominins likely interbred with human ancestors, according to Popular Mechanics.

In Science this week: reduction in bee phylogenetic diversity, and more.

The New York Times Magazine looks into paleogenomics and how it is revising what's know about human history, but also possibly ignoring lessons learned by archaeologists.

The Economist reports on Synthorx's efforts to use expanded DNA bases they generated to develop a new cancer drug.