Affymetrix of Santa Clara, Calif., has received US Patent No. 8,114,584, "Antireflective coatings for high-resolution photolithographic synthesis of DNA array." Methods are claimed for forming arrays of polymers by providing a substrate that has a layer that includes dielectric coatings on a solid support, and a second layer that includes polymers on the first layer.

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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.