The Hidden DNA Shape That Could Break Cancer

A fleeting DNA fold called i‑DNA can switch cancer‑related genes on and off, revealing a hidden structural weak point that ...

A new method to decode how DNA 'switches' control gene activity

DNA is the blueprint of life. Genes encode proteins and serve as the body's basic components. However, building a functioning ...

How 'Mixed DNA' is Complicating Search for Nancy Guthrie as Investigation Enters Week Four: Expert

Genetic genealogist CeCe Moore tells PEOPLE, 'If I was the kidnapper, I would be extremely worried right now' ...

DNA from Guthrie's house may not provide enough evidence to help, sources say

According to sources close to the investigation, there are concerns that DNA recovered from Nancy Guthrie's home may not ...

DNA in Nancy Guthrie case could take ‘a year’ to analyze, sheriff says — after using private lab instead of FBI

Pima County Sheriff Chris Nanos revealed that there are problems with the DNA evidence collected from Nancy Guthrie’s house ...

DNA from cigarette helps identify teenager’s killer nearly 44 years after her death

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, ...

DNA testing in Guthrie case yields samples from individuals with legitimate access to home

Former FBI special agent Jonathan Gilliam assesses DNA test results in the Nancy Guthrie disappearance investigation on ‘The ...

DNA match leads to arrest a decade after kidnapping, rape case, BSO says

Detectives investigated the woman’s attack, but with very few leads the case went cold, the Broward Sheriff’s Office said.