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

At approximately 5:30 a.m. on July 16, 1945, the world's first atomic bomb exploded in the New Mexican desert. It was bright, hot, and loud. Scientists and military personnel crouched nearby in ...

On July 16, 1945, the United States conducted the world’s first-ever nuclear test, known as the Trinity test, in the desert of New Mexico. This test marked a watershed moment in history, not only ...

Add Yahoo as a preferred source to see more of our stories on Google. In May 1945, near the end of World War II, Germany surrendered to the Allies but Japan refused. To end the war quickly, President ...

ALBUQUERQUE, N.M. — Transported in the backseat of a blacked-out Plymouth sedan was the culmination of years of feverish work — a hefty plutonium core that would soon be used to trigger the world’s ...

THE FIRST NUCLEAR reactor on earth went critical 2 billion years ago in western Africa when groundwater seeped into a rich vein of uranium ore. It controlled itself elegantly, its water moderator ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were used during war. Here’s a look at the history and current U.S. stockpile.

A pivotal scene in the explosive hit biopic and Best Picture winner, "Oppenheimer," involves America's top scientists discussing whether or not to develop an even more potent nuclear weapon — the ...

In the wake of the blast, these eerie shadows were left etched into surfaces across the city—almost like a photo negative of those who were lost. When the atomic bomb detonated over Hiroshima, it left ...

If the bomb detonated at or near ground level, a towering mushroom cloud would form, sucking up soil, steel, concrete, and whatever remains of the people and buildings below. That cloud wouldn’t just ...

HIROSHIMA, Japan, Aug 6 (Reuters) - Exactly 80 years since an atomic bomb was used in war for the first time, thousands bowed their heads in prayer in Hiroshima on Wednesday, as the city's mayor ...