Quote:
Originally Posted by shek
And they used Floam (TM) to encapsulate the blast to prevent seismologists from detecting the blast waves as well . . . 
They have stealthy nuclear technology  |
They better start working on their stealth technology as seismic activity has been detected eminating from North Korea with initial reports saying it is around 3.5 magnitude.
edit- USGS has just stated that seismic activity of magnitude 4.2 came from North Korea at 10:34am local time (approx 3 hours ago).