This list from the Discovery Channel might come in handy to give to someone you know who might get too nervous about the 2012 doomsday predictions and the movie about them. Each scenario is debunked with what scientists really know. For example,
1. Changes in the Sun's magnetic field will lead to powerful flares.
So what else is new under the sun? The sun goes though a well-documented 11-year sunspot cycle that is driven by its magnetic field entangling, reforming and flipping polarity. Yes, the peak of the next cycle is in 2012 (or 2013), and some predictions suggest it might be 30 to 50 percent stronger than the last peak.
But experts say it will certainly not be the biggest peak ever recorded.