Hydrogen bombs cause a bigger explosion, which means the shock waves, blast, heat and radiation all have larger reach than an ...

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

Although President Trump has claimed Iran was weeks away from developing a nuclear weapon, much more work was needed for the country to do so ...

The most immediate concern is roughly 970 pounds (441 kilograms) of highly enriched uranium containing 60% of the U-235 isotope that is relatively easy to split. That’s what Iran was believed to have ...

The question of how far is “safe” from a nuclear explosion doesn’t have a simple answer. It depends on the size of the bomb, whether it explodes in the air or on the ground, and where you are when it ...

In 1994, astronomers witnessed one of the most dramatic events ever recorded in space when comet Shoemaker–Levy 9 smashed ...

While it may sound like a bombastic action movie, many genuinely fear a potential nuclear war. Here's a possible Georgia ...

A DF-17 road-mobile medium-range ballistic missile is seen during a military parade in Beijing's Tiananmen Square on September 3, 2025. China may want to develop new nuclear warheads for its ...