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Nuclear Power

Shells of turtles and tortoises can accumulate uranium isotopes.

Turtle Shells Keep a Record of Humans’ Nuclear History

Scientists can measure uranium isotopes in tortoise and turtle shells to understand the environmental impact of past nuclear events, a new study reports

The tanks used for storing treated water at the Fukushima Daiichi Nuclear Power Plant in Japan are almost at capacity.

Japan Begins Release of Treated Nuclear Wastewater Into the Pacific Ocean

Twelve years after the Fukushima Daiichi nuclear disaster, the move is a polarizing step toward decommissioning the defunct power plant

Engineers work outside the structure where the array of lasers at the National Ignition Facility at Lawrence Livermore Laboratory are focused.

Scientists Repeat Nuclear Fusion Breakthrough in a Step Toward More Clean Energy

Still, nuclear fusion power plants are likely decades away and may come too late to play a role in addressing climate change

Cillian Murphy as J. Robert Oppenheimer in Christopher Nolan's newest film

Based on a True Story

The Real History Behind Christopher Nolan’s ‘Oppenheimer’

The “father of the atomic bomb” has long been misunderstood. Will the new film finally get J. Robert Oppenheimer right?

GUN SITE Gun Site was constructed on the former Anchor Ranch, a 320-acre property to the west of the main research site. The area had a flat, empty space where scientists studied projectiles and ballistics. Its main drawback was its proximity to a road, but efforts to blockade traffic during tests were largely successful.

An Exclusive Behind-the-Scenes Look at the Los Alamos Lab Where J. Robert Oppenheimer Created the Atomic Bomb

In never-before-seen photographs, explore the secret U.S. facility and home to the Manhattan Project scientists who developed the first nuclear weapon

Two dogs walk around the abandoned city of Pripyat, Ukraine, in 2022, near the site of the 1986 Chernobyl nuclear disaster.

Why Scientists Are Studying the Stray Dogs Living at Chernobyl

A new study is a first step toward understanding how radiation exposure might affect DNA

Artist's concept of a spacecraft that will test a nuclear thermal rocket engine.

Nuclear-Powered Rockets Might One Day Carry Astronauts to Mars

NASA and DARPA are building a nuclear thermal rocket engine that could slash the time it would take to reach the Red Planet

The door of the 1,900-square-foot Nantucket fallout shelter

Untold Stories of American History

Inside JFK’s Secret Doomsday Bunker

The president’s Nantucket nuclear fallout shelter could become a National Historic Landmark—but efforts to preserve its history have stalled

Energy Secretary Jennifer Granholm, Lawrence Livermore National Laboratory Director Kimberly Budil and White House Office of Science and Technology Policy Director Arati Prabhakar at a Tuesday press conference announcing the finding

Fusion Breakthrough Raises Hopes for Clean Energy

This process that powers stars is still decades away from widespread use on Earth

The U.S.S.R. sent legions of “liquidators” to clean up in the aftermath of the meltdown. 

Past and Presence

Footage Shows How Daily Life Didn’t Change After Chernobyl—and the Cover-Up’s Toxic Aftermath

A new documentary shows how the disaster transformed—and endangered—those who lived near the nuclear plant

NATO troops from a battalion based in Fort Hood, Texas, train in Germany in September 1983, two months before the Able Archer 83 drill.

The 1983 Military Drill That Nearly Sparked Nuclear War With the Soviets

Fearful that the Able Archer 83 exercise was a cover for a NATO nuclear strike, the U.S.S.R. readied its own weapons for launch

A Long Island family sits in a "Kidde Kokoon" underground bomb shelter in 1955.

Digging Up the History of the Nuclear Fallout Shelter

For 75 years, images of bunker life have reflected the shifting optimism, anxieties and cynicism of the Atomic Age

A protester holds a sunflower during a London rally in support of Ukraine on March 26, 2022.

Why Sunflowers Are Ukraine’s National Flower

People around the world are embracing the bright bloom as a symbol of solidarity with the beleaguered country

A 1930s couple rings in the new year with party blowers and streamers. New Year's Eve celebrations only began incorporating countdowns decades later, with the first crowd countdown in Times Square taking place in 1979.

Why Do We Count Down to the New Year?

A historian traces the tradition’s links to space travel, the Doomsday Clock and Alfred Hitchcock

One of 664 uranium cubes used in a nuclear reactor during World War II. Researchers are trying to confirm whether a similar cube housed in the Pacific Northwest National Laboratory's collections was also part of the Nazis' failed nuclear program.

Did the Nazis Use This Uranium Cube in Their Failed Nuclear Program?

New research may help the Pacific Northwest National Laboratory confirm the identity of a mysterious object in its collections

Visitors explore during a sneak preview of the newly renovated Harry S. Truman Presidential Museum and Museum in Independence, Missouri. The $29 million expansion took 2 years to complete.

At the Harry Truman Library and Museum, Visitors Get to Ask Themselves Where the Buck Stops

Interactive exhibitions pose questions about the decision to drop the nuclear bomb, the Red Scare, Truman’s foreign policy and more

This sample of red trinitite contained the quasicrystal described in a new study.

New Research

Study Plucks Rare Quasicrystal From Wreckage of First Atomic Bomb Test

Researchers found the strange material inside a piece of red trinitite, a glass-like amalgam formed by the blast’s intense heat and pressure

The disastrous Chernobyl Nuclear Power Plant accident occurred on April 26, 1986, after a flawed reactor design caused two explosions that broke Chernobyl's No. 4 Reactor.

Chernobyl Survivors Do Not Pass Excess Mutations on to Their Children After All

Researchers suggest the results may extend to those exposed to radiation in other nuclear accidents, such as the 2011 Fukushima Daiichi explosion in Japan

The Fukushima Daiichi nuclear power plant as seen from the coast of Futaba town in Fukushima prefecture.

Japan Will Release Fukushima Nuclear Plant Wastewater Into Ocean

Ten years after the Fukushima nuclear disaster, the site is running out of space to store tritium-containing wastewater

On March 11, 2021, lanterns are released in remembrance of earthquake and tsunami victims in Koriyama, Fukushima prefecture.

Remembering the Fukushima Nuclear Disaster Ten Years Later

The 9.0-magnitude earthquake in 2011 remains the largest in Japan’s recorded history

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