This photo was taken at Vieux Port in Marseille, France. Can anybody explain why the distribution of ripples varies so much that some of the mast reflections have large 鈥渨aves鈥� in them, whereas others are almost straight?
Clive Wilkinson, Townsville, Queensland, Australia
We pay 拢25 for every answer published in 麻豆传媒. To answer this question 鈥� or ask a new one 鈥� visit newscientist.com/lastword. Terms and conditions apply.
Advertisement
This article appeared in print under the headline 鈥淪hivering timbers鈥�