The British navy is teaming up with the US to build a new 'Dreadnought' for a totally different battle at sea

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British Royal Navy battleship HMS Dreadnought
The Royal Navy battleship HMS Dreadnought in 1907.

Symonds and Co Collection/Imperial War Museums

How atomic bombs work and why Manhattan Project scientists designed two types of bombs during WWII

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Cillian Murphy in a scene from
Cillian Murphy as J. Robert Oppenheimer in "Oppenheimer."

Universal Pictures

What happened when the Trinity test bomb detonated, from the creation of green glass to fallout that drifted over 1,000 miles

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trinity nuclear bomb test distant yellow mushroom cloud erupting into orange sky
The mushroom cloud of the Trinity nuclear test rises over the New Mexico desert.

National Security Research Center

Kim Jong Un showed Russia his arsenal of nuclear weapons, the newest of which is among North Korea's most dangerous missiles

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In this photo provided by the North Korean government, North Korean leader Kim Jong Un, right, with Russian delegation led by its Defense Minister Sergei Shoigu visits an arms exhibition in Pyongyang, North Korea Wednesday, July 26, 2023, on the occasion of the 70th anniversary of the armistice that halted fighting in the 1950-53 Korean War.
The Hwasong-18, the middle missile pictured here, is a solid-fueled intercontinental ballistic missile, which

The US military once detonated a nuclear bomb directly above the heads of 5 officers

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US military Private First Class Jack Wilson (left, fore) and Sergeant Glenn Poth (right, fore) look at the smoke plume of a nuclear detonation as part of Operation Tumbler-Snapper at the Nevada Proving Grounds, Nevada, early to mid 1952.
The five men weren't required — — to stand under the explosion, which, unlike the one pictured here, would have been in the air, about three miles up.

PhotoQuest/Getty Images

'Oppenheimer' leaves out the most terrifying, deadly risk of nuclear weapons because nobody knew about it until the 1980s

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J. Robert Oppenheimer,
J. Robert Oppenheimer on a visit to New York on November 17, 1945.

Getty Images

A secret bomb and ruined film: Why the US government only told Kodak it was going to test nuclear bombs

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A frame on a piece of 35 mm negative film scratched, clouded, and
A damaged roll of 35 millimeter film.

iStock / Getty Images Plus

Long after Oppenheimer, the US is still paying benefits to people who were exposed to radiation from nuclear tests

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A billowing white mushroom cloud, mottled with orange, pushes through a layer of clouds during Operation Ivy, the first test of a hydrogen bomb, at Enewetak Atoll in the Marshall Islands.
A mushroom cloud produced by the first test of a hydrogen bomb during Operation Ivy at Enewetak Atoll in the Marshall Islands.

CORBIS/Corbis via Getty Images

Here's why the pilot of Enola Gay had no regrets about dropping the first atom bomb designed by Oppenheimer

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Hiroshima
A view of Hiroshima after the dropping of the atom bomb on August 6, 1945.

Galerie Bilderwelt/Getty Images

'Oppenheimer' leaves out New Mexicans exposed to radiation from the Manhattan Project, despite local efforts to contact filmmakers

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Trinity Test
The mushroom cloud of the first atomic explosion at Trinity Test Site near Alamagordo, New Mexico.

AP Photo/File

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