A South Korean mathematician has solved a geometry puzzle that baffled experts in the field for nearly six decades.

More and more cases of AI helping solve previously unsolved mathematical problems are emerging. In what appears to be a ...

For nearly 60 years, the “moving sofa problem,” a long-standing mathematical puzzle, remained unsolved. Last year, a Korean ...

Two Florida cold cases that have remained shrouded in mystery for years have finally been solved, according to authorities. Both cases — a fatal stabbing in 2007 and a fatal shooting in 2022 — took ...

For nearly 40 years, the identity of the person who sexually assaulted and killed a 30-year-old woman found along a quiet stretch of rural highway south of Denver eluded investigators. Now, small ...

ORLANDO, Fla. – There are nearly 340,000 unsolved homicide and manslaughter cases dating from 1965 to 2022, according to Project Cold Case. According to the Florida Cold Case Investigations Unit, ...

For those who have lost a loved one to violence in Boston and still have no answers, the city’s police department has taken a step that could make a difference. Boston police launched a public webpage ...

The investigation into Monroe’s only unsolved murder - the death of 8-year-old Renee Freer – is now closed, but it's not because the case has been solved. Renee was murdered on June 22, 1977. She was ...