Former Putin adviser Sergey Karaganov warned that Russia would use nuclear weapons against Europe should it ever come close ...

Moscow’s “Oreshnik” strike on January 9, 2026 is best understood as strategic signaling designed to shape what NATO will and ...

Survivors of the U.S. atomic bombings of Hiroshima and Nagasaki have played a big part in preventing the use of nuclear ...

A framework is now in place for investigating the "potential and risks" of new nuclear technologies - including small modular reactors - and the lifting of a moratorium on nuclear power, Denmark's ...

The world’s nuclear arsenal started to seem irrelevant – until Putin put his nation’s on high alert. What is the likelihood ...

Aerial view of Hiroshima, Japan, after atomic bombing of August 6, 1945. Whether a nuclear weapon might again be used by one nation against another is a question that has haunted the world for nearly ...

Japan doesn’t seem likely to develop nuclear weapons in the short-term. However, the tensions that triggered this episode are ...

It would take about 30 minutes for a nuclear-armed intercontinental ballistic missile (ICBM) to travel from Russia to the United States. If launched from a submarine, it could arrive even faster than ...

With doomsday nuclear weapons the last remnant of Russia's superpower status, President Vladimir Putin is stepping up threats to use them against Western powers aiding Ukraine. (Photo by Alexander ...

Brett McGurk is a CNN global affairs analyst who served in senior national security positions under Presidents George W. Bush, Barack Obama, Donald Trump and Joe Biden. In the summer of 2022, I ...

Nuclear waste is largely misunderstood, thanks to the Cold War and war movies. However, even if nuclear energy is safer than ...

New reactors use novel materials and compact designs to make nuclear power safer and cheaper. Nuclear power has been a ...