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New reply in topic: Yuck

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Replying to Syntax with AI assist…

The term "sperm winking" likely refers to the corkscrew motion sperm use to swim, which was revealed by modern 3D microscopy. Previously, scientists thought sperm just swam in a simple side-to-side motion. This new understanding is a result of 3D technology showing that the tail's one-sided lash, which should cause the sperm to swim in a circle, is counteracted by the head spinning in a corkscrew pattern to move forward