Over four decades after a teenager was murdered, DNA found on a discarded cigarette has helped authorities catch her killer. Sarah Geer, 13, was last seen leaving her friend’s house in Cloverdale, ...

Daphne O. Martschenko and Sam Trejo both want to make the world a better, fairer, more equitable place. But they disagree on ...

Investigators in the Nancy Guthrie case have turned to genetic genealogy as they try to make the most of potential DNA ...

As the search for Nancy Guthrie extends into day 20, investigators are now turning to a technique called genetic genealogy to find those responsible for her disappearance.

Lion DNA has been used to successfully prosecute poachers for the first time in the world, it has emerged. Wildlife crime ...

DNA science has helped solve criminal cases for decades. But increasingly, investigative genetic genealogy — which was first ...

Researchers at Dallas-based Colossal Biosciences rely on ancient DNA from extinct species and the genome of their closest living relatives to determine how they can be brought back. Why it matters: ...

Nancy Guthrie was taken from her home in Tucson, Arizona, more than two weeks ago and remains missing. Authorities have yet ...

From TV screens to a prison cell, Derek Canning's journey is marked by a conviction he disputes. His unwavering battle for ...

The FBI says a glove containing DNA was found about two miles from Nancy Guthrie’s home and appears to match those worn by a ...