"To anyone who, for the first time, sees a great stretch of sandy shore covered with innumerable ridges and furrows, as if combed with a giant comb, a dozen questions must immediately present themselves. How do these ripples form?"
April 28, 1854, birthday of British engineer, mathematician, physicist, and inventor Hertha Marks Ayrton.
In a 1904 paper she explained how currents can form sand ripples 🌊
Trans woman, bisexual, someone's fiancée, forever a programmer, poly, and former total mess
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