This article instantly brought back memories of my childhood when my fingers would wrinkle after being in water too long. I used to think it was caused by the skin swelling from water, but it turns out it's actually due to blood vessels contracting—what a surprise! Even more amazing, this research not only answers a childhood question but can also be applied in forensic science, which I never expected! Do we still retain curiosity about the world around us? Have I overlooked the huge potential hidden in small details? Curiosity is truly important， it always leads us to discover unexpected worlds.