Neblux

Neblux Knowledge Graph

Manhattan Project

The Manhattan Project is the classified American scientific and military programme (1942–1945) that developed and deployed the world's first nuclear weapons, fundamentally altering warfare, international relations, and scientific responsibility.

Type: Event Domain: Physics Engineering History Philosophy Era: 1942 — 1946

Overview

Organised under the Army Corps of Engineers with over 130,000 personnel at Los Alamos, Oak Ridge, and Hanford, it concentrated an unprecedented density of talent — Fermi, Oppenheimer, Bohr, Feynman, and von Neumann all contributed essential expertise. The Trinity test in July 1945, followed by the bombings of Hiroshima and Nagasaki, ended the Second World War and opened the nuclear age.

Why it matters

The project proved that theoretical physics could be transformed into industrial-scale weapons in under three years, a breakthrough that reshaped geopolitics and arms control for decades. It also pioneered computational methods for weapons design that became critical drivers of early digital computer development.

Related concepts

Open this concept in the interactive graph →
EN