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.

“‘Why is it night already? Why did our house fall down? What happened?’ The befuddlement of 5-year-old Myeko Nakamura moments after the first atomic bomb fell at 8:15 on the morning of Aug. 6, 1945, ...

FILE - The first U.S. atom bomb explodes during a test in Alamogordo, N.M., July 16, 1945. The cloud went 40,000 feet in the air, as viewed by an automatic camera six miles away from the site. (AP ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Jul 16, 2025, 10:38am EDT Jul 16, 2025, 12:02pm EDT The mushroom ...

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 ...

TOKYO -- The atomic bombings of Hiroshima on August 6, 1945, and Nagasaki three days later brought a scale of destruction the world had never seen. Many who survived the blasts died in the weeks, ...

Manhattan Project scientists working on the Thin Man plutonium gun assembly. Two atomic bombs nicknamed Little Boy and Fat Man were detonated over Hiroshima and Nagasaki in August 1945, effectively ...