U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.

It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it.

The FBI released a photo of Guy Edward Bartkus, the 25-year-old Twentynine Palms man who the agency says is the person of interest in the bombing of a Palm Springs fertility clinic just minutes ...

The Lexington Police Department is still searching for two missing, endangered teenagers after officers found the vehicle they were last seen in Thursday night. The vehicle, a white 2020 Acura ILX ...

A Milwaukee County Circuit judge was arrested by the FBI Friday and charged in federal court for allegedly helping an undocumented immigrant avoid arrest.