The Human Tree

The human family tree is complicated and only getting more complex as researchers like Harvard Medical School's David Reich unearth evidence hidden in the genome of interbreeding — not just between different human populations, but between humans and other hominins, writes Carl Zimmer at Discover magazine.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, Phys.org says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.