B.o.B. Believes the World is Flat

Courtesy: NASA via Facebook

B.o.B., Recording artist and music producer from Decatur, Ga. has set Twitter all aflutter with his beliefs of the world being flat. In a string of tweets, he has questioned the earth's roundness.

Even astrophysicist Neil deGrasse Tyson came into the mix, offering up his expert knowledge.

Here are some of B.o.B.'s tweets: