I am starting to have doubts about space travel, even as Science Cafe ponders it

Outlet: Granite Geek

Granite Geek: Also on the panel is Harvard University medicine professor Laura Barger, who has published research on how life on the space station alters astronauts’ sleep patterns (not usually for the better), and Colorado State University professor Susan Bailey, whose research into changes in DNA telomere length and activity is one of 10 projects studying Scott and Mark Kelly, the identical twin astronauts.