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Pretty intuitive animation explaining seasons, equinox, solstice, length of day and night.
Today marks the autumn equinox in the Northern Hemisphere.
[🎞️ German Valencia Garcia]
Stunning sunset.
This happens because of a phenomenon called Rayleigh scattering: cirrus clouds scatter shorter blue/violet wavelengths away and allowing longer red/orange wavelengths to dominate.
Mountain rescue helicopters pilots are trained for specific emergency maneuvers that require a partial contact with the slope with only a section of the aircraft, be this the nose or the rear.
This happened in France.