Kim Jong-un isn't the first North Korean leader to use threats for political gain. But the West doesn't really know what to make of him because of his youth and the uncertainty that shrouds the country.
In the event that the 'bellicose rhetoric' of North Korean leader Kim Jong-un turns into something more serious, the opening hours of conflict could be 'pretty ugly,' defense analysts warn.
A coronal mass ejection – a massive bubble of magnetically charge gas cast out from the sun – may have been responsible for disabling the Intelsat communications satellite Galaxy 15 in April.
The cold war showed it's easier to fight strategy than ideology.