RT @donttrythis: Fantastic interview btw two of my favorite people: @Cmdr_Hadfield and Randall Munroe! @GuardianUS http://gu.com/p/4egj2/sbl
RT @donttrythis: Fantastic interview btw two of my favorite people: @Cmdr_Hadfield and Randall Munroe! @GuardianUS http://gu.com/p/4egj2/sbl