Scientists have been arguing about the health risks from radiation since the end of the 19th century, when radioactivity was ...

Only two atomic bombs have ever been dropped in the history ... appointed by the Ministry of Foreign Affairs for Japan. He spreads the message of peace by sharing his own story.

Alexandra Bell is bringing more than a decade of experience in nuclear policy to the Bulletin of the Atomic Scientists, the ...

A photo supposedly showing the "atomic shadow" of a human and a ladder that was created when the U.S. dropped atomic bombs above Japan at the end of World War II has been frequently shared online ...

The United States dropped an atomic bomb on each Japanese city on August 6 and 9, 1945 -- the only times nuclear weapons have been used in warfare. Days later Japan surrendered. Around 140,000 ...

Scientists and global leaders revealed on Tuesday that the "Doomsday Clock" has been reset to the closest humanity has ever come to self-annihilation.

The United States dropped an atomic bomb on each Japanese city on August 6 and 9, 1945 -- the only times nuclear weapons have been used in warfare. Days later Japan surrendered. Around 140,000 people ...