Brig. Gen. Leslie Groves: After arriving at the Alamogordo base camp on July 15, a brief review of the situation with Oppenheimer revealed that we might be in trouble. The bomb had been assembled and ...

On July 16, 1945, the Nuclear Age erupted into being, with the atomic bomb’s first test, code-named Trinity, in the desert of ...

From the discovery of gravity to the first mission to defend Earth from an asteroid, here are the most important physics ...