Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

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 ...

Work to make bomb materials also went on at a plant in Hanford, Wash. The focus shifted to the remote desert of Los Alamos, N.M., where the actual bombs were built. In July 1945 the first successful ...

It's been just about 80 years since President Truman told the nation, August 6, 1945... (SOUNDBITE OF ARCHIVED RECORDING) HARRY S TRUMAN: A short time ago, an American airplane dropped one bomb on ...

SAN FRANCISCO - Eighty years after the world witnessed the first atomic bombs dropped in Japan, survivors of the bombing gathered at a ceremony in San Francisco's Golden Gate Park Japanese Tea Garden ...

Andrew Roberts argues that the U.S. was justified in bombing Japan because doing so ended the war more quickly and with fewer casualties than if the war had been fought to a conclusion by conventional ...

The U.S. altered the course of history 80 years ago when it dropped the atomic bomb on Japan. It was an audacious move that ultimately led to the end of World War II. The motivation and secrecy ...

This week marks 80 years since the US dropped atomic bombs on Hiroshima and Nagasaki — killing an estimated 200,000 people. Historian Garrett Graff’s new book “The Devil Reached Toward the Sky” draws ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

US President Donald Trump's statement regarding the nuclear bomb has raised fears worldwide that the pursuit of weapons of mass destruction could escalate. Amidst this debate, the hydrogen bomb has ...