This Week in Nature

In this week's Nature, a team of Chinese scientists presents the genome sequence of Apostasia shenzhenica, a self-pollinating orchid species from southeast China that represents one of two genera that form a sister lineage to the rest of the orchid species. The investigators find evidence of a whole-genome duplication shared by all orchids and occurring shortly before their divergence. They also compared A.

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Researchers find that historical factors influence which genes are the most highly studied, the Atlantic reports.

The US National Science Foundation's new sexual harassment policy is to go into effect next month, according to Nature News.

Researchers report using genotyping to tie together illegal ivory shipments and trace them back to a handful of cartels, the New York Times reports.

In Nature this week: genomic ancestry analysis of Sardinians, current noncoding mutations in colorectal cancer, and more.