HIROSHIMA—A family here has achieved closure over the death of a loved one killed 80 years ago in the atomic bombing through ...

On Aug. 9, 1945, 6-year-old Chiyoko Motomura was playing on a veranda at her family’s Nagasaki, Japan, home. Her mother, aunt ...

The Tsar Bomba's explosion was unparalleled in power. With a 50 megaton capacity, this nuclear test was estimated to be 3,800 times the strength of the Hiroshima atomic bomb. And although short video ...

HIROSHIMA, Japan — More than 55,000 people standing in Peace Memorial Park bowed their heads at 8:15 a.m. Wednesday, marking with silence the precise moment that the U.S. military dropped an atomic ...

In 1963, the U.S. detonated a nuclear bomb deep beneath the Nevada desert. Project Shoal was designed to test what a nuclear ...

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.

When it comes to marking anniversaries of the atomic bomb, there are a few obvious choices. July 16, 1945, was the date of the Trinity test, the first nuclear explosion, and has been used by some as ...

The U.S. and Russia have both recently threatened to resume nuclear testing, alarming the international community and ...

Alex Wellerstein joins WIRED to answer the internet's burning questions about nuclear science. Which nations have nuclear bombs? Who decides who gets to have nuclear warheads and who doesn't? Why were ...

Eighty years later, American Catholic bishops visited Japan to demand nuclear disarmament—and called for political leaders to ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...