"It's Complicated"

A number of misconceptions about genetics held by the general public stem from how people learn about it, writes Dan Koboldt at MassGenomics. For example, he notes that people are often taught that blue eyes are recessive, but it is actually more complicated than that, though blue-eyed parents tend to have blue-eyed children.

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In Nature this week: Icelandic genome sequences, approach to increase CRISPR efficiency, and more.

Testing showing "genetic incompatibilities" have led thousands of couples in Saudi Arabia to call off their weddings, the BBC reports.

Decode Genetics' ability to tell Icelanders, even ones the company hasn't sequenced, about their disease risk brings up ethical questions.

Genetic analysis of Britain's King Richard III and modern descendants of his relatives indicate breaks in the male line.