Aerial view of the Nevada testing site as a nuclear weapons test takes place in distance during the Cold War. A gray mushroom cloud forms after a small atom bomb detonates.
Aerial view of the Nevada testing site during Cold War as as two gray mushroom clouds form after an atom bomb test.
Aerial view of as underground nuclear weapons test takes place during Cold War. Small explosion seen followed by large dust cloud ejected into the air above test site.
A huge cloud of dust and smoke forms after an underground atomic test in the Nevada during the Cold War. Cloud of smoke grows larger and wider from test site.
High speed photography shows structure of a fireball as it forms from a large nuclear explosion, possibly from hydrogen bomb, during the Cold War. Dark clouds of smoke cover test site following explosion. Location likely Bikini Atoll.
A United States Army Sikorsky UH-19 Chickasaw helicopter in flight. A United States soldier lowers a nuclear radiation measuring device from the Sikorsky UH-19 Chickasaw helicopter.