Sunburns and aging skin are obvious effects of exposure to harmful UV rays, tobacco smoke and other carcinogens. But the ...

Add Yahoo as a preferred source to see more of our stories on Google. Double-strand breaks in DNA can be deadly. Victor Golmer/iStock via Getty Images Plus Your DNA is continually damaged by sources ...

A protein best known for driving cancer growth also helps damaged tumor cells survive by repairing their DNA, according to a new study that could influence how some cancers are treated. Researchers at ...

The Summit supercomputer revealed how damaged strands of DNA are surgically repaired by a molecular pathway called nucleotide excision repair, or NER. NER’s protein components can change shape to ...

Your DNA is continually damaged by sources both inside and outside your body. One especially severe form of damage called a double-strand break involves the severing of both strands of the DNA double ...