Articles on Nuclear weapons

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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.
St Peter’s Square, 2014. The Pope benefits from a wide popularity especially in Europe, but does it really influence people’ decisions on political issues? Alfredo Borba/Wikimedia

Is Pope Francis really an ‘influencer’ on nuclear matters?

Pope Francis has been a staunch voice for a world free of nuclear weapons. But should he be involved in defence politics at all? And how does the Pope's message resonate among the European public?

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