July 16, 1945, marked a turning point in history with the first nuclear test, named Trinity, in the New Mexico desert in the ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

A wildlife corridor plans to connect two Superfund sites at the former Rocky Flats plutonium plant and the Rocky Mountain ...

Powering spacecraft with solar energy may not seem like a challenge, given how intense the sun's light can feel on Earth.

The Idaho National Laboratory (INL) has cleared a major hurdle in making a Generation IV nuclear reactor practical. Using a ...

Since the first nuclear explosion in history during the Trinity test in 1945, nuclear weapons have significantly shaped the ...

But though little noticed, France has developed a solid and tidy atomic capability. The fissionable substance in the French bomb was plutonium. The French have been producing plutonium since 1948 ...

The International Atomic Energy Agency (IAEA) said Iran is taking steps to accelerate its near weapons-grade uranium in a broader effort to expand its capability for nuclear warfare, according to ...