McKay, Karl Schroeder and Robert D. Richards Chris Hadfield You Tube Channel (页面存档备份,存于互联网档案馆) TED上的克里斯·哈德菲爾德 "What I learned from going blind in space"
News, Jan. 16, 1998 When tiger beetles chase prey at high speeds they go blind temporarily, Cornell entomologists learn. [2011-12-02]. (原始内容存档于2012-12-13)
sfn error: no target: CITEREFCountry_Study2009 (help) Outside World Turns Blind Eye to N. Korea's Hard-Labor Camps. The Washington Post. 20 July 2009 [19
January 1, 2011 [2019-08-07]. 原始内容存档于2013-05-20. Baba Vanga: Who is the blind mystic who 'predicted the rise of Isis'?. The Independent. 8 December 2015