Articles on Nuclear tests

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Pedestrians in Tokyo pass a television screen broadcasting a report on May 4, 2019 that North Korea has fired several unidentified short-range projectiles into the sea off its eastern coast. AP Photo/Koji Sasahara

What geology reveals about North Korea’s nuclear weapons – and what it obscures

North Korea is a major military threat to the US and its Asian allies, but exactly how powerful are its nuclear weapons? An earth scientist explains why it's hard to answer this question.
A detection station for seismic activity at Bilibion, a remote corner of Russia. The Official CTBTO Photostream (Copyright CTBTO Preparatory Commission)

I’ve always wondered: do nuclear tests affect tectonic plates and cause earthquakes or volcanic eruptions?

Human-induced earthquakes have been reported from every continent except Antarctica. We asked a geologist to investigate whether North Korea's nuclear tests could trigger geological changes.
North Korean leader Kim Jung-un inspects an outpost and Jangjedo defending force. REUTERS/North Korea's Korean Central News Agency (KCNA)

What makes Kim Jong Un tick?

A scholar who has profiled the likes of Saddam Hussein and Vladimir Putin says there is a method to understanding the madness.
If this detonation was a hydrogen bomb test, then it was likely less successful than the North Korean leadership may have hoped. Reuters/Kim Hong-Ji

North Korea tests again: the ritual of Korean Peninsula nuclear politics

North Korea remains committed to perfecting a deployable nuclear weapon capability. It is confident in the understanding that there appears little the international community can do to prevent it.
Indian Prime Minister Narendra Modi has been feted during his visit, but there are no guarantees that his new uranium deal with Australia won’t worsen nuclear security. AAP Image/Tracey Nearmy

A cricketing ally, but will India play a straight bat on Aussie uranium?

Behind the flag-waving and cheers surrounding Indian Prime Minister Narendra Modi’s recent visit to Australia are serious questions about the safety and security implications of Australia’s agreement to…

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