The Fingerprint That No One Chose

In 2004, forensic scientist Dr. Kasey Wertheim testified before a congressional committee that no two fingerprints have ever been found to match — not in over a century of cataloging billions of prints worldwide. What makes this remarkable is when those prints form. By the seventeenth week in the womb, the ridges on a baby's fingertips have already settled into patterns so complex that even identical twins, sharing the same DNA, carry different prints.…