For the first time, scientists have witnessed the very moment DNA begins to unravel, revealing a necessary molecular event for DNA to be the molecule that codes all life.

Your DNA is more than just a string of letters ... over not only physical samples but also information about potential medical conditions and predispositions, ethnicity and familial connections ...

Research by UMass Chan Medical School scientists Sharon Cantor ... Published in Nature Cancer, their work illustrates how a small DNA nick—a break in one strand of the DNA—can expand into a large ...

Research by UMass Chan Medical School scientists Sharon Cantor ... illustrates how a small DNA nick—a break in one strand of the DNA—can expand into a large single-stranded DNA gap, killing ...

Sunburns and aging skin are obvious effects of exposure to harmful UV rays, tobacco smoke and other carcinogens. But the effects aren't just skin deep. Inside the body, DNA is literally being torn ...