Rapper B.o.B. went on a Twitter rant about the world being flat, and Neil deGrasse Tyson actually responded. Subscribe to our channel: http://full.sc/NfhdwD <br /> <br />B.o.B.'s first post: https://twitter.com/bobatl/status/691411463051804676 <br /> <br />Follow us on Twitter! <br />http://www.twitter.com/whatstrending <br /> <br />Like us on Facebook! <br />http://www.facebook.com/WhatsTrending <br /> <br />Follow whatstrending on Snapchat! <br /> <br />Sign up to our newsletter for the hottest videos straight to your inbox! <br />http://bit.ly/wtnewsletter <br /> <br />Follow our host! <br />Anna Lore: http://www.twitter.com/anna_lore <br /> <br />Intro music: Orientation - Birocractic <br />http://birocratic.bandcamp.com <br /> <br />Music by Epidemic Sound - http://bit.ly/1Gv4mny
