The exact moment DNA starts to unravel has been seen by scientists for the first time, exposing a chemical process that is essential for DNA to be the molecule that codes for all life.

Kenhy Sarrias-Buelvas was charged with killing 16-year-old Kemari Sanders in the Bronx after detectives used DNA collected when he crossed the border.

Journal Reference: Parth Rakesh Desai, John F. Marko. Molecular Crowding Suppresses Mechanical Stress-Driven DNA Strand Separation. Biophysical Journal, 2025; DOI: 10.1016/j.bpj.2025.04.024 ...