A Mexican politician is sounding the alarm about a possible serial killer stalking women in the resort city of Puerto Vallarta — and possibly beyond. The body count has climbed to seven women murdered ...

Cindy Paulson was a teenage runaway in Alaska when she crossed paths with Robert Hansen, a predator linked to at least 17 murders. Somehow, she emerged alive Investigation Discovery (2) Cindy Paulson ...

In the race to meet the growing global demand for lithium -- a critical component in batteries for electric vehicles -- a team of researchers has developed a breakthrough lithium extraction method ...

A breakthrough lithium-extraction method could help solve one of clean energy’s dirtiest problems. Researchers at Columbia Engineering have developed a fast new technique that pulls lithium directly ...

Between 1972 and 1983, Robert Hansen killed at least 17 women, many of whom police didn't even know were missing Caroline Blair is a writer for PEOPLE. She has been writing about celebrities, ...

CASE UPDATE: In September 2025, the Austin Police Department identified Robert Eugene Brashers, a serial killer and rapist, as the suspect in the Texas yogurt shop murders. Brashers, who is deceased, ...