Some people believe the world will end tomorrow. After talking with a NASA scientist who has investigated doomsday claims, we beg to differ. 

Citing the Mayan calendar, many people believe that the world will end on December 21, 2012. Some of those people email NASA scientist David Morrison who, unlike most scientists, takes their concerns seriously enough to explain that there is no science to back up the 2012 prophecy. Brooke speaks to Morrison about the possibility of dissuading people from believing the end of the world is near.

Two Steps From Hell - Master of Shadows