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The Newswheel - What Is That Painful Thumping Noise When I Open My Window and How Do I Get Rid of It?

So, as you hurriedly raise the window while yelling at your friend to just ask when they are feeling too hot next time, you wonder, “What the heck was that noise?”

That noise is known as Helmholtz resonance, or more colloquially, “wind throb.” Putting it simply, the noise is generated in the same way you make noise by blowing across the mouth of a soda bottle.