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What is a thermobaric or vacuum bomb? - BBC News
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Oppenheimer: What is an H-bomb? - BBC News
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North Korea Nuclear Test: How Truman Announced the Hydrogen Bomb in 1953 - The Atlantic
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First Nuclear Detonation Created 'Impossible' Quasicrystals - Scientific American
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What 'hydrogen bomb' test means for N Korea nuclear aims - BBC News
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List of nuclear weapons - Wikipedia
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History of nuclear weapons - Wikipedia
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Was HG Wells the first to think of the atom bomb? - BBC News
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What is an H-bomb? - BBC News
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What would be the impact of a hydrogen bomb dropped on Seoul?
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1958 Tybee Island mid-air collision - Wikipedia
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Hiroshima: Dropping The Bomb - Hiroshima - BBC
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North Korea 'H-bomb test': What do we know? - BBC News