DNA
A serial killer confessed. A sheriff was rumored to be the culprit. Now police have determined who killed Rashell Ward.
Barbara Butcher spent 23 years working for New York City’s Chief Medical Examiner, and she wants you to know, for starters, that DNA is not every crime scene’s pixie dust.
DNA taken from a cheek swab matched DNA left on a knife sheath that was found under one of the four murder victims, prosecutors said.
Maggie Cruz always knew the circumstances around her birth were disturbing. It took an Ancestry.com test to reveal just how disturbing they were.
Scientists are studying exactly how the pups adapted to the intense radiation.
After 44 years, a family finally has answers about what happened to their missing boy.
It worked on mice—and one day it might work on humans as well.