"Pakistan is definitely in an inferior position" should major warfare break out with India, nuclear arms expert John Erath ...

Is it possible to shift toward a more responsible vision of deterrence – one that no longer relies on the threat of global ...

Trump's statement comes as Iran has rejected overtures for direct negotiations over its nuclear program.

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Chinese scientists have tested a hydrogen-based explosive device that produces a fireball with temperatures exceeding 1,000°C ...

The weapon generates a white-hot fireball that lasts 15 times longer than TNT's fleeting flash Chinese researchers have ...

A recent Pentagon directive mandates nuclear weapon delivery within two minutes of message receipt, coinciding with the accelerated development of the B61-13 bomb, 24 times more powerful than the ...

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The UN nuclear watchdog's chief Rafael Grossi warned that Iran was "not far" from possessing a nuclear bomb, shortly before ... but the issue of enrichment is non-negotiable," he told reporters.

Iran has long denied seeking nuclear weapons. Iranian media said on Wednesday, without citing sources, that the second round of talks would be held in the Italian capital Rome on Saturday.

“We are ready to build confidence in response to possible concerns, but the issue of enrichment is non-negotiable ... trigger for a bomb.” That position echoed the Iran nuclear deal ...