tavella: “Those cargo boats were a lot farther inshore than I would be if passing under the shadow of a volcano that is erupting.”
InsertNiftyNameHere: “That was really cool. I'd love to experience something like that IRL. At a safe distance, of course.”
From scientificamerican: Because aircraft wings generate both low-pressure regions (because of lift) and amplified low-pressure disturbances, large low-pressure regions exist near the aircraft, especially under sonic flight conditions. The lowered pressure condenses the water in the air, creating a vapor cloud.
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