HOLLYWOOD, Fla. — A serial killer who died more than a decade ago is the person who decapitated the 6-year-old son of "America's Most Wanted" host John Walsh in 1981, police in Florida said Tuesday.

In recent years, forensic genetics and genetic genealogy have grown increasingly powerful in solving cold cases. During 2024 and into 2025, multiple long-forgotten crimes in the United States were ...

Mar. 5, 2026 A sweeping new ALMA image has peeled back the veil on the Milky Way’s core, exposing a dense network of cold gas filaments near the central black hole. Stretching across 650 light-years, ...