Arizona authorities say they are investigating ransom notes and have confirmed DNA evidence connected to the disappearance of Nancy Guthrie, the 84-year-old mother of Savannah Guthrie, further ...

A protein that is involved in determining which enzymes cut or unwind DNA during the replication process has been identified. A protein that is involved in determining which enzymes cut or unwind DNA ...

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 ...