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This Week in PNAS

In the early edition of PNAS this week, Sarah Tishkoff, Carlos Bustamante, and their team examined population structure and ancestry patterns in West African and African American populations. The researchers incorporated new and old genotyping data to look at genetic patterns in a dozen African populations and 365 African Americans. In the African populations, language and geography usually corresponded to genetic patterns.

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Researchers representing scientists and students of Chinese descent voice their concerns about recent US policies and rhetoric.

Wired reports that researchers have shown they could reprogram a DNA-based computer.

Researchers say increased diversity in genomic studies will benefit all, PBS NewsHour reports.

In Science this week: whole-genome sequencing of single sperm cells, and more.