"The waxing obsession with Nibiru, which conspiracy theorists say is a planet swinging in from the outskirts of our solar system that is going to crash into Earth and wipe out humanity in 2012 — or, in some opinions, 2011 — shows that an astonishing number of people “are watching YouTube videos and visiting slick websites with nothing in their skeptical toolkit,” in the words of David Morrison, a planetary astronomer at NASA Ames Research Center and senior scientist at the NASA Astrobiology Institute. Morrison estimates that there are 2 million websites discussing the impending Nibiru-Earth collision. He receives, on average, five email inquiries about Nibiru every day."

Believers In Mysterious Planet Nibiru Await Earth’s End | 2012 Apocalypse and the Rogue Planet Nibiru | Doomsday Myths Debunked | Space.com