Evidence is mounting that the North Korean's boast of testing a hydrogen bomb is an empty one.  Radiation monitors in Japan, China, and South Korea have all come up empty when looking for a radiation signature at the blast site.  This may be due to the test being conducted deeper underground than previous tests. But the seismic activity generated by the test comes nowhere near what it would be if a thermonuclear device had been detonated.  At 5.1 on the Richter Scale, experts say the bomb was even smaller than the fission device we used on Hiroshima. Claudia Rosett on some of the consequences of the test – H-bomb or not: Perhaps it’s tempting by now to hope, or even try to rationalize, that because no North Korean nuclear bombs have yet gone off outside of North Korean test tunnels, they never will. That is an increasingly risky calculus. Way back in the early 1990s, when the U.S. had just won the Cold War and occupied a position far...(Read Full Post)