This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, a Pennsylvania State University-led team takes a look at the history and genetic diversity of the scarlet macaw, Ara macao cyanoptera, with samples from the southern US and northern Mexico that stretched back 800 years to more than 1,100 years.

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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.