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This Week in Science

In a paper published online in advance in Science this week, the University of Puerto Rico Medical Science Campus' Sandra Garrett and Joshua Rosenthal show that extensive mRNA editing "underlies temperature adaptation in K+ channels from polar octopuses." The team found that one particular mRNA editing site, which recodes an isoleucine to a valine in the ion channel's pore, "greatly accelerates gating kinetics by destabilizing the open state," in both Antarctic and Arctic spec

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The former commissioner of the FDA has returned to the venture capital firm New Enterprise Associates as a special partner on the healthcare investment team.

Astronauts have edited yeast genes on the International Space Station in an experiment designed to show how cells repair themselves in space.

Emory University has found that two of its researchers failed to divulge they had received funds from China, according to the Atlanta Journal-Constitution.

In Science this week: influence of the nuclear genome on human mitochondrial DNA, and more.