Hip-hop star B.o.B., who last year started a minor feud with astrophysicist Neil deGrasse Tyson over the extremely resolved question of whether the Earth is flat (it is not), apparently does not consider the matter settled. Last week, B.o.B. created a GoFundMe page to prove to him that the world is, in fact, curved. His plan? “I would like to send one, if not multiple satellites as far into space as I can or into orbit as I can to find the curve,” B.o.B.