The killer was identified as Ernest Theodore Gable, who himself was murdered in 1987 at 36 years old. "The convergence of irrefutable DNA evidence, fingerprint analysis, compelling witness testimony, ...

A series of about 5,200 holes stretching nearly a mile (1.5 kilometers) across the Pisco Valley in the southern Peruvian Andes has baffled researchers for nearly a century. But a fresh look at the ...

A Texas cold case that has stumped police for decades has been closed after the suspect linked to the killing was convicted and sentenced last week. Susan Leigh Wolfe, a 25-year-old student at the ...

After 28 years of no answers, DNA has helped solve the cold-case homicide of a floral designer and mother of two who was raped, bludgeoned to death and left face down in a Spokane alley in 1997. The ...

New simulations suggest magnetic fields hold the key to forming black holes that defy known mass limits. When powerful magnetic forces act on a collapsing, spinning star, they eject vast amounts of ...

More than six decades after a 9-year-old girl was raped and murdered inside a Bucks County, Pennsylvania, church, investigators say they finally know who did it. Bucks County District Attorney ...

A group of math teachers in Tucson, Arizona, came under fire for their Halloween costumes this weekend. The teachers’ bloodied white t-shirts with the phrase “Problem solved” written across the chest ...

Scientists from the Indian Institute of Science (IISc) and Caltech have finally solved a decades-old mystery about how photosynthesis really begins. They discovered why energy inside plants flows down ...

AUSTIN, Texas — More than three decades after four teen girls were found dead inside a burned-down yogurt shop in North Austin, investigators say they finally know who killed them. Law enforcement ...

When Sara Tokars uncovered her husband’s dark secrets, she knew her life was in danger. Her death left behind a trail of clues—and her 8-year-old son used them to outsmart a killer. Carney is cutting ...

A critically endangered sunflower sea star. (Courtesy of the Association of Zoos & Aquariums) Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the ...