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Unscrambling the tale of an astronaut’s genes

Mark and Scott Kelly
Retired astronauts Mark Kelly and Scott Kelly are still identical twins. (NASA Photo / Robert Markowitz)

My Twitter feed was buzzing this week with reports that Scott Kelly’s genes were knocked permanently out of phase because he spent a year in space.

Some of the reports made it sound as if Scott Kelly was no longer the identical twin of retired astronaut Mark Kelly, who participated in the genetic study down on Earth.

Get the full story from GeekWire.

By Alan Boyle

Mastermind of Cosmic Log, contributing editor at GeekWire, author of "The Case for Pluto: How a Little Planet Made a Big Difference," president of the Council for the Advancement of Science Writing. Check out "About Alan Boyle" for more fun facts.

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