North Korea is an isolated place, with unreliable and outdated information. Anytime the world hears something from Korea, we're never quite sure what the story is.
Are they running out of food; has there been a coup; did they just start the next world war, or are they finally coming around and being nice?
This week North Korea had a major explosion. The last explosion-explanation didn't add up. Neither does this one.
Read here why the "we're making a dam" explanation doesn't add up.