Nuclear weapons
Mr. Biden talks about the risk of nuclear war with Russia
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President Joe Biden said Americans should not worry about the risk of nuclear war with Russia amid tensions in Ukraine.
Ukraine warns of possible re-ownership of nuclear weapons
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Ukrainian President Volodymyr Zelensky warned that he could abandon his commitment to become a non-nuclear state and reverse the decision to abandon nuclear weapons after the collapse of the Soviet Union.
Land in Australia could still be contaminated with nuclear radiation after 65 years
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65 years after the UK's nuclear weapons tests, the remote southern Australia could still see the leak of ri plutonium - a highly radioactive chemical element.
Russia confident in possessing nuclear weapons 15 years superior to the US
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Russian weapons designer rates the Russian nuclear missile as superior to the US nuclear missile.
