Genes of Risk

Why some people hurl themselves down mountains — and do 720s in the air as they do so — may be due, in part, to their genetic makeup, the New York Times' Well blog reports.

A 2006 study of risk-taking in twins found that if one twin sought risks, the other was more likely too as well. Other studies have been trying to home in on genes that might be behind such sensation seeking.

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The US National Institutes of Health and the Food and Drug Administration have proposed changing gene therapy oversight, the Associated Press reports.

Nature News reports that the Salk Institute has asked for the scope of a gender discrimination lawsuit brought against it to be narrowed.

CNBC reports that the sequencing startup Veritas aims to sequence individuals who fall at extremes.

In PLOS this week: genotyping of indigenous North African goats, program to simulate evolve and resequencing studies, and more.