TIL one of the checks which a British nuclear submarine makes to see whether the government is still functioning is whether BBC Radio 4 is broadcasting.

http://en.wikipedia.org/wiki/UK_Trident_programme#Command_and_control



Submitted February 05, 2015 at 05:16AM by IorekByrnison70 http://www.reddit.com/r/todayilearned/comments/2ut96m/til_one_of_the_checks_which_a_british_nuclear/