Yes, but not this year. I explained that in a previous answer, yesterday.
http://www.jiskha.com/display.cgi?id=1325400162
Will the world end?
2 answers
If you prefer another authority, try this:
http://news.yahoo.com/apocalypse-not-now-2012-doomsday-predictions-debunked-nasa-055304813.html
http://news.yahoo.com/apocalypse-not-now-2012-doomsday-predictions-debunked-nasa-055304813.html