DNA

Authorities identified a man Friday who they say killed four women in the Denver, Colorado area four decades ago after a technological breakthrough helped solve a series of cold cases that had long eluded investigators.

Starting Monday, inbound travelers to the U.S., including citizens, have to make time and budget for Covid tests closer to their departure date.

A U.S. appeals court ruling urges Congress to correct a disparity that doesn’t allow members of the military convicted by a court-martial the same avenues as civilian prisoners to seek DNA testing that could exonerate them.

A study published Friday in the journal Science Advances shows that just a sliver of our genome is uniquely shared with other humans, and not shared by other extinct groups like Neanderthals and Denisovans

More than 20 years after a 19-year-old woman was kidnapped and raped by a man in Escondido, an arrest has been made in the heinous case that was once cold, police announced Thursday.

A California man accused of raping two women more than 15 years ago was arrested after DNA evidence from an alleged assault in December linked him to at least one of the earlier crimes, a newspaper reported.

Was Christopher Columbus really from Genoa, in Italy

A convicted sex offender was sentenced Tuesday to life in prison without the possibility of parole for the murders of two 6-year-old Southern California boys in the 1980s.

Authorities have finally identified two homicide victims who were found in the Southern California desert in 1980 and linked to a man imprisoned for murder in Mississippi.