Will the world end?

Answer 1

Yes, but not this year. I explained that in a previous answer, yesterday.

http://www.jiskha.com/display.cgi?id=1325400162

Answer 2

If you prefer another authority, try this:
http://news.yahoo.com/apocalypse-not-now-2012-doomsday-predictions-debunked-nasa-055304813.html