As reported by the U.S. Geological Survey, telemetry seismograph showing the motion of the Earth, were obtained from a station located in the South Korean town of Incheon.
Coupled with the fact no earthquake in the region now have been recorded.
Recall now the head of the earlier U.S. defense Secretary Leon Panetta warned North Korea against "further provocation."
Speaking in Brazil, he said that such acts "would lead to the destabilization of the situation in this part of the world insecure." Statements by the Minister of War was made amid reports of Pyongyang's recent, perhaps even now, third nuclear test.
Preparation for these tests conducted on the same test site in the northeast of the country where the two previous nuclear tests in 2006 and 2009.
Recently the U.S. official Jay Carney condemned the brutal application of the military department of North Korea, Seoul threatened to reincarnate in ruins.
U.S. to stop providing food aid to North Korea after Pyongyang's failed rocket launch on April 13, sparking condemnation from the international community.
Previously, North Korea has refused to observe a moratorium on nuclear and missile tests.
A number of States believes that after the failed missile launch satellite Pyongyang may make third nuclear explosion. Criteria for the preparation for the tests, namely, in the middle of April report to the intelligence of South Korea.
It is also reported on the likely launch of a brand new rocket into space.