Lawmakers in the US have made a bipartisan proposal to change the nation's immigration laws, including rules governing visas for skilled scientific workers, The New York Times reports. One bill, which was introduced in the Senate earlier this week by Orrin Hatch (R-Utah), would increase the number of temporary and permanent resident visas available for such immigrants.

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Polygamy amplified a rare genetic disease in area near Arizona-Utah border, BBC Future reports.

Genetic ancestry testing led one woman to learn that her father and another baby boy had been switched at birth, the Washington Post reports.

Simple de-identification methods can protect information in a database from attackers, a new study suggests.

In Science this week: approach to visualize chromatin structure in nuclei, and more.