Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

Social media-fueled theories of World War 3 have raised questions over what US states are safe should nuclear war happen.

President Donald Trump feared Iran's nuclear weapon capabilities. How safe would Pennsylvania and Delaware be during nuclear ...

According to President Trump, the latest U.S. incursion into the Middle East is justified in part because he was not satisfied that Tehran was moving fast enough on talks to curb its nuclear weapons ...

For decades, Iran’s nuclear ambitions have been a source of concern for the US and its allies. The fear is that Tehran could eventually build an atomic weapon, an eventuality that Israel views as an ...

A website that lets users simulate a nuclear attack has seen an uptick in users amid the ongoing war with Iran.

Israel struck key Iranian nuclear sites to curb bomb development amid rapid uranium enrichment and rising tensions.

How close is Iran to a nuclear bomb? Satellite images reveal scale of damage from US-Israeli strikes - Trump says US and Israel launched attacks on Iran to eliminate threat of it creating a nuclear we ...

A chilling Cold War study shows the impact a nuclear attack on the United States would have, with predictions that up to 75% of the population might not survive ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

In 1962, the United States carried out a nuclear test unlike any before it. A 1.4-megaton thermonuclear bomb was detonated 400 kilometers above Earth, creating a massive electromagnetic pulse and ...