N.Korea Blast Cause Unclear But Many Theories
558565
An accident at an underground munitions  depot or a weapons factory was the likely cause of a huge  explosion in North Korea last week, and there were possibly two  blasts, South Korean media reports said on Monday.
527059
SEOUL, South Korea - A large explosion occurred in the northern part of North Korea, sending a huge mushroom cloud into the air on an important anniversary of the communist regime, a South Korean news agency reported Sunday.    The Yonhap news agency, citing an unidentified source in Beijing, said the explosion happened Thursday in Yanggang province near the border with China...
54120
SEOUL, South Korea  - A huge explosion rocked  North Korea three days ago but U.S. and South Korean officials  said on Sunday it was unlikely to have been a nuclear weapons  test despite a report the blast produced a mushroom cloud.
390689
A MYSTERIOUS explosion in North Korea last week was a deliberate detonation connected with a power plant project, the North Korean Foreign Ministry said yesterday.
335805
Communist North Korea's claim that a huge and mysterious explosion was caused by a civil engineering project might be true, according to South Korea's intelligence agency.
375343
SEOUL, South Korea - A huge explosion in the northern part of North Korea sent a plume of smoke more than two miles wide into the air on an important anniversary of the secretive communist regime, a South Korean news agency reported Sunday. Secretary of State Colin Powell said the explosion Thursday was not a nuclear test but that it was not known yet what caused it...
426917
South Korea is seeking independent  verification on the nature of a huge blast in North Korea last  week, which its communist neighbor has said was linked to a  hydroelectric scheme, Seoul's defense minister said on Tuesday.
19588
A huge explosion rocked North Korea last  week but U.S. and South Korean officials said on Sunday it was  unlikely to have been a nuclear weapons test despite the  appearance of a "peculiar cloud" over the area.
213957
SEOUL, South Korea Sept. 12, 2004 - A huge mushroom cloud that reportedly billowed up from North Korea was not caused by a nuclear explosion, South Korean and US officials said Sunday, but they said the cause was a mystery.
122493
A huge explosion rocked North Korea near  the border with China three days ago, producing a mushroom  cloud that sparked speculation Pyongyang might have tested an  atomic weapon, Yonhap news agency reported on Sunday.
138050
A huge explosion in North Korea last week may have been due to a combination of demolition work for a power plant and atmospheric clouds, South Korea&#39;s spy agency said on Wednesday.
38487
Diplomats who visited the scene of a mysterious explosion in North Korea said the site was a hydroelectric construction project, and one envoy said more blasts were planned, Kyodo news agency reported.
567300
Intelligence reports of a massive explosion accompanied by a mushroom-shaped cloud over North Koreaâs Kimhyongjik county were a false alarm, South Korean officials concluded Friday.
226556
explosion in North Korea wasn&#39;ta nuclear bomb doesn&#39;t mean the world community should ignore it. Secretary of State Colin Powell said evidence supports North Korea&#39;s statement that the blast was to remove part of a mountain for a hydroelectric.
523856
BEIJING - Sweden&#39;s ambassador to North Korea said Friday that diplomats who visited what North Korean officials claimed was the source of a huge explosion saw no evidence to support fears it might have been caused by a nuclear blast.
675018
Foreign diplomats taken to the scene of a mysterious blast in North Korea were shown a &quot;very, very large&quot; construction site where they were told two explosions were conducted, diplomats said.
114148
North Korean officials have announced that a huge explosion in its remote Northeast was part of a hydroelectric project. Mystery surrounded the blast in the mountainous province of Yanggang and fears grew