Some analysts now see signs that Mount Mantap, the 7,200-foot-high peak under which North Korea detonates its nuclear bombs, is suffering from “tired mountain syndrome.”The mountain visibly ...

The mountain is an extinct volcano that straddles North Korea’s border with China, where it is known as Changbai. A water dragon legendarily inhabited the scenic lake at its crater. At 9,003 ...

The underground nuclear explosion in North Korea on September 3rd, 2017 was so powerful that it moved a mountain, according to new research. The blast was North Korea’s sixth and largest nuclear ...

The mountain visibly shifted during the last nuclear test, an enormous detonation that was recorded as a 6.3-magnitude earthquake in North Korea’s northeast.

North Korea’s nuclear tests are not only raising fears around the world, they are causing the peak under which the bombs are being detonated to suffer “tired mountain syndrome.” Analysts are ...

Ian Bremmer: North Korea won't denuclearize 08:04. BEIJING-- Research by Chinese geologists suggests that the mountain above North Korea's main nuclear test site has likely collapsed. That ...