By Neil deGrasse Tyson
Published October 26, 2014 2:58am
Neil deGrasse Tyson and co-host Colin Jost (Saturday Night Live) get their geek on answering questions about Thor, Captain America, Batman, Superman, Wolverine, Magneto and more.
Read more and listen to the full episode at: http://www.startalkradio.net/show/cosmic-queries-superheroes
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