Flashback Friday: Why do wet things feel wet?

At first glance, this may seem like a completely moronic question. I mean, wet stuff feels wet because… well, it’s wet. Duh! But when you stop to think more deeply about it it, it quickly becomes a very profound question. That’s because, unlike heat or touch, we don’t have any sensors in our skin capable of directly detecting wetness. Therefore, scientists believe that we rely on other senses, like temperature or touch, to indirectly sense when something is wet. To test this idea, scientis

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