Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

A nuclear engineer examines how visual effects artists interpret the size and power of nuclear explosions. The reaction ...

As the video illustrates, it doesn’t matter much who starts the war: when one side launches nuclear missiles, the other side detects them and fires back before impact. Ballistic missiles from U.S.

A nuclear engineer examines how visual effects artists interpret the size and power of nuclear explosions. The reaction compares cinematic portrayals with real-world physics, explaining what’s ...

A committee-supported project or activity that has been completed and for which output dissemination has begun. Its committee has been disbanded and closeout procedures are underway. Studies of the ...

FILE PHOTO: U.S. Energy Secretary Chris Wright holds a press conference on the sidelines of the International Atomic Energy Agency (IAEA) General Conference in Vienna, Austria, September 15, 2025.

Nevadans should not expect to see mushroom clouds in the desert after President Donald Trump’s message that he wants to see nuclear testing resume immediately. “No worries about that,” said Chris ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...

Studies of the potential climate effects of nuclear war in the 1980s focused on northern hemisphere, large-scale nuclear conflicts, and predicted more extreme global “nuclear winter” scenarios.