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Seeing Stars, Finding Nukes: Radio Telescopes Can Spot Clandestine Nuclear Tests

By Guest PostDecember 11, 2012Environment, Scienceagu, american geophysical union, amplitudes, astronomical radio telescopes, atmosphere, China, distant galaxy, dorota grejner brzezinska, earth, global community, gnss, gps stations, gps systems, hunters trophy, ionosphere, Japan, jihye park, joseph helmboldt, kilotons, nevada, nevada test site, new mexico, north korea, north korean bomb, north korean explosion, north korean test, nuclear test, ohio state university, radio astronomer, radio telescopes, ralph von frese, rogue nukes, russia, socorro, south Korean, telltale atmospheric disturbances, thomas wilson, underground nuclear explosions, university of nottingham, very large array, vla, yu jade morton

SAN FRANCISCO — In the search for rogue nukes, researchers have discovered an unlikely tool: astronomical radio telescopes.

Ohio State University researchers previously demonstrated another unlikely tool, when they showed that South Korean GPS stations detected telltale atmospheric disturbances from North Korea’s 2009 nuclear test.

Both techniques were born out of the discovery that underground nuclear explosions leave their mark—on the outer reaches of Earth’s atmosphere. (more…)

Korean Reunification, and the Sound of Rattling Weapons

On August 15, South Korean President Lee Myung-bak delivered a plan for unification of his country with the Democratic People’s Republic of Korea (DPRK). The proposal was made during the ceremony marking the 65th anniversary of the liberation of the Korean peninsula from the Japanese colonial rule.

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Seeing Stars, Finding Nukes: Radio Telescopes Can Spot Clandestine Nuclear Tests

Korean Reunification, and the Sound of Rattling Weapons