Image: Fibonacci spin (cropped)
Size of this preview: 800 × 543 pixels. Other resolutions: 320 × 217 pixels | 2,056 × 1,396 pixels.
Original image (2,056 × 1,396 pixels, file size: 2.85 MB, MIME type: image/jpeg)
Description: A tennis ball soaked in water and spun, creating approximately equidistant spirals of water droplets. (For true equidistance, the rate of rotation would have to be constant and we'd have to ignore air resistance.)
Author: Debmalya Mukherjee
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC-BY-SA-3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes
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