Neil deGrasse Tyson's Twitter feud with B.o.B escalates into rap battle

Amazingly, Tyson escalated the rap battle with a post of his own. "As an astrophysicist I don't rap, but I know people who do," he wrote. The track includes lines like: "The ignorance you're spitting helps keep people enslaved — I mean mentally." Ouch

During last week's “Friday Night Fights” on The Late Show, Stephen Colbert argued Marvel villain Thanos could kick Santa's butt. He lost, but this time he brought Neil deGrasse Tyson on to explain who would win in a new standoff.

To reassure the rapper that there was no bad blood between the two over their scientific disagreement, Mr. deGrasse Tyson tweeted, “@bobatl Duude — to be clear: Being five centuries regressed in your reasoning doesn't mean we all can't still like your 

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The Twitter feud between astrophysicist Neil deGrasse Tyson and rapper-singer Bobby Ray “B.o.B” Simmons Jr. over whether the Earth is round has escalated into a full-on rap battle. The spat started Sunday when the “Nothin' on You” rapper began tweeting