


Back in the 1970s and ‘80s, a man named Charles Kenneth Johnson became a minor celebrity for his refusal to believe the Earth is round, Cheryl Eddy writes for iO9.

But this wasn't the first resurgance of the idea. So many were surprised to hear the flat Earth concept still kicked around. People have known that the Earth is round since at least the sixth century B.C.E. Since then, the rapper has drawn the ire of all sorts of incredulous people, including astrophysicist Neil deGrasse Tyson. took to Twitter and proclaimed that the Earth is flat. This week, a particularly odd little bit of pseudoscience reared its head again when rapper B.o.B.
