Nukemap 2.5's new features let you see where a cloud of radioactive fallout might drift based on local weather conditions. Fallout refers to the dirt and debris that get sucked up by a nuclear blast, ...

In 1962, the United States detonated a nuclear weapon in space during a Cold War experiment called Starfish Prime. The blast ...

On August 6, 1945, the US bomber Enola Gay dropped the first atomic bomb ever used in military combat on the Japanese city of ...

Space-based nuclear weapons are a serious matter, and one that deserves the very highest level of national attention.

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop weapons. The country’s ...

Researchers conclude the nuclear-powered cruise missile almost certainly uses a direct-cycle engine that spews radioactive ...

Secrecy continues to shroud the biggest bomb ever exploded on Australian soil, 70 years after it was detonated during the ...

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 ...

Before launching his war on Iran, President Donald Trump said his most important goal was that Iran would “never have a nuclear weapon.” Yet it is not clear what, if anything, his administration has ...