Not all DNA looks like the familiar double helix. Sometimes, parts of our genetic code fold into unusual shapes under certain conditions. One such structure known as a G-quadruplex (G4) looks like a ...

Our DNA is arranged into chromosomes that carry a kind of protective shield at their ends, called telomeres. These protective caps are crucial to the stability of chromosomes, and when telomeres ...

Somewhere in a plastics factory, a woman coughed, setting off a chain of events that has led to questions about DNA evidence in three local crime cases. Evidence analysts at the Tucson Police ...

Some of your most important life partners are the mitochondria that power all your cells. You and these little cellular ...