Your Pruney Fingers After After a Bath Always Wrinkle the Same Way, Study Reveals

"Why do our fingers get all wrinkly after being submerged? Turns out it's because blood vessels in our digits contract when we spend too much time in water. A simple student question led researchers at Binghamton University to discover that these pruney patterns always form in the same way, which could help forensic experts identify fingerprints in crimes involving water or even decompression."