The black glove being analyzed, which contains DNA evidence, was one of about 16 recovered near Nancy Guthrie's house.

DNA, the blueprint of life, is best known for its fundamental role as genetic material—storing and transmitting biological information through the precise sequence of its bases. For decades, this information-storage function has defined how we think about DNA.

Ghost lineages reveal themselves through ancient genes that still exist in living beings today.

New DNA technology led to the arrest of suspect in the 25-year-old slaying of University of Georgia law student Tara Baker, trial testimony shows.

"I’m just glad justice was finally done," sister Linda Galpin said. "I always said it would never happen in my lifetime."

Australians looking to learn more about their heritage through commercial ancestry websites could be helping police solve cold cases.