According to a new paper published in the journal Physics of Fluids, the illusion of movement in van Gogh's blue sky is also due to the scale of the paint strokes ... of clouds and the atmosphere ...
A white or black aircraft is easy to spot in an empty sky or against clouds and the French were the first to start painting their Nieuport fighters a uniform blue-grey to make them less visible.
“Unlike ‘The Starry Night,’ this painting lacks well-defined swirling patterns, but the clouds are rich of structures with different scales, resembling those frequently seen in the sky ...
The sight, which many initially believed to be iridescent clouds or some kind of atmospheric phenomenon, sparked widespread curiosity across the city. Thrilled sky-watchers took to social media to ...
Clouds are a common-place item in our skies. They’re so common, in fact, that we tend not to notice them. They can look anywhere from a plain blanket over the sky to a beautiful work of art, or ...