Are the Mayans right? Will the world end on December 21st, 2012? This date is regarded as the end-date of a 5,125-year-long cycle in the Mesoamerican Long Count calendar. Various astronomical alignments and numerological formulae have been proposed as pertaining to this date, though none have been accepted by mainstream scholarship. NASA says the whole thing is "bunk" and December 21st, 2012 will be just another day.
This might be all the time we have left in the world: