Binghamton University Jul 22 2025 Aging skin stretches, contracts and buckles under pressure – and that's how wrinkles form, according to new experimental evidence from scientists at Binghamton University, State University of New York.  Examining human skin samples, a research team including Binghamton University Associate Professor of Biomedical Engineering Guy German found that older skin is more prone to wrinkles. Why? Wrinkles form when your skin stretches in one direction and contracts in