For example, the smallest nuclear bomb ever made was the W54, developed in the 1950s. Another system, the M28/M29 “Davy Crocket” weapon system, is close to the mini-nukes in Starship Troopers.

It’s a remarkable turn of events that portends a new nuclear landscape. America’s European and Asian allies haven’t contemplated their nuclear futures this earnestly — and openly — since ...

KHAMENEI.IR/AFP via Getty Images We genuinely hope Iran’s rulers react seriously to President Donald Trump’s letter urging them to come to a rapid agreement to abandon their nuclear-weapons ...

Among the reasons the world is thought to be at risk include the possibility, however slim it might be, of nuclear war. And much like pandemic planning, every major western government does have ...

After more than a decade in the United States, nuclear physicist Liu Chang, whose research has been crucial in the journey to achieve fusion energy, has left Princeton University for a position at ...

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US. State media on Saturday ...

The deadline is in late March. StratCom’s main mission is to prepare for and deter nuclear war. Missile defense was part of its portfolio until 2023, when that job was handed over to U.S. Space ...

“I'm a believer,” Wright said, adding that nuclear power will be part of the solution. How big is the nuclear piece of the energy pie? Federal energy analysts say the U.S. has generated more ...

The increase in Iran’s holdings of uranium enriched to 60%, or nearly weapons grade, gives it enough to produce six nuclear weapons.

A new documentary on the tragedy which saw 118 Russian crew die when a nuclear submarine exploded and sank between Russia and Norway is exploring how it shaped Vladimir Putin. It was only three ...

The International Nuclear and Radiological Event Scale (INES) is a tool for communicating the safety significance of nuclear and radiological events to the public. Member States use INES on a ...