What Happened to Scott Kelly’s Body After He Spent a Year In Space?

An article about the results of a sweeping analysis of how astronaut Scott Kelly’s body changed and what returned to normal after a year in space interviews Richard M. Gronostajski, PhD, professor of biochemistry and director of the Genetics, Genomics and Bioinformatics graduate program, who was not involved in the study. “In this paper they showed there was no statistically significant difference in genetic modifications they could find between the twin in the space station with the one on the ground,” he said. “That’s good news.”