It is a classic practice memorialized in countless television cop dramas: an enterprising detective offers a cigarette or soda to a suspect in a police interrogation room. But a federal class-action ...

Before a cell divides, its DNA is replicated so that each daughter cell inherits the same genetic information. The two copies, known as "sister chromatids," are held together by a ring-shaped protein ...

Researchers shed new light on G-quadruplexes, a type of secondary DNA structure that has attracted attention as a potential therapeutic target in cancer. Every day, billions of cells in your body ...

The Dakota County Sheriff's Office has agreed to stop collecting DNA from suspects charged with some violent crimes and said it will also destroy any previously collected samples, according to a ...