English: The giant mushroom cloud from the Ivy Mike detonation. Nearing its maximum 12 minutes after zero, the cloud stem pushed upward 25 miles, while the mushroom portion, 10 miles high, spread for 100 miles along the base of the stratosphere.
{{Information |Description ={{en|1=The giant mushroom cloud from the Ivy Mike detonation. Nearing its maximum 12 minutes after zero, the cloud stem pushed upward 25 miles, while the mushroom portion, 10 miles high, spread for 100 miles along the base o