This Week in Nature

In the early online edition of Nature this week, a study led by Columbia University's Michael Shen found that stem cells can cause prostate cancer. The work discovered a new type of stem cell, castration-resistant Nkx3-1-expressing cells, that line the inner cavity of the prostate gland and cause tumors to grow when the scientists deleted the Pten tumor suppressor gene.

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Researchers in China have generated mouse pups from same-sex parents, according to Scientific American.

Two research teams find a role for PIEZO2 in touch sensitivity after injury and inflammation.

The South China Morning Post reports that Hong Kong plans to add HK$20 billion (US$2.6 billion) to a research endowment.

In Science this week: open genetic genealogy databases can lead to the identification of individuals who have not sought testing, and more.