Paul Krugman, Dr. Michio Kaku Stephen joins Cindy Cohn on the Internet and talks to Michio Kaku about invisibility cloaks. Details Casts Galleries Posters Season Lists Title Paul Krugman, Dr. Michio Kaku Genres News Comedy Release Date 2010-07-05 Episode Runtime 00 Hours 24 Minutes Season Number 6 Episode Number 88 Production Companies Busboy Productions, Spartina Productions Stephen Colbert... Self - Host... Original Size (1920x1080) Original Size (1280x720) Original Size (2000x3000) Season 1 32 Episode(s) 2005-10-17 Season 2 161 Episode(s) 2006-01-09 Season 3 138 Episode(s) 2007-01-08 Season 4 160 Episode(s) 2008-01-07 Season 5 161 Episode(s) 2009-01-05 Season 6 161 Episode(s) 2010-01-04 Season 7 124 Episode(s) 2011-01-03 Season 8 155 Episode(s) 2011-10-03 Season 9 155 Episode(s) 2012-10-01 Season 10 160 Episode(s) 2013-09-30 Season 11 40 Episode(s) 2014-09-29