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

Only a few years ago, Tuesday’s announcement that a glove believed to be connected to the disappearance of Nancy Guthrie in Tucson, Arizona, had no match to a DNA database would have been a dead end.

Happy Valentine's Day 2025: Valentine's Day is celebrated every year on February 14, and this time, it falls on a Friday. Couples in love make the day special by exchanging heartfelt gifts, planning ...

Mardi Gras in New Orleans can generate more than 1,000 tons of trash every year. A coalition of nonprofit groups, city officials and scientists has a plan to clean it up. By Jackie Delamatre A D.C.

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