Aircraft Wingtip Vortices in Clouds
flugsnug · Demo · 7 min · 2014 · YouTube title: Planes clouds and vortices
Why it's here
HN commenters link it as a visual illustration of wingtip vortices and wake turbulence when discussing lift and aircraft wakes.
What it covers
A short compilation of aircraft flying through clouds and moist air, showing the spiraling vortices that wings leave behind. The footage shows wingtip vortices and the way planes disturb cloud layers.