Learn how researchers at St. Jude, led by Hai Dao, PhD, discovered the mechanisms behind PARP1-mediated DNA repair.

Called Cas12a2, the CRISPR system had some distinctive properties. Rather than editing cells’ DNA when prompted by a guide RNA, as CRISPR-Cas9 does, Cas12a2 indiscriminately shreds it, ultimately ...

The study, published in Proceedings of the National Academy of Sciences of the United States of America, deepens ...

Genetic variants linked to how far people go in school are also tied to fewer attention problems and stress-related physical ...

Human genomic DNA is wrapped around core histone proteins to form nucleosomes, the fundamental units of chromatin. During ...

Opening a Bible that once belonged to Thomas Jefferson, staff at the Smithsonian National Museum of American History in 2011 discovered a reddish-blond hair pressed between the pages. That hair, ...

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Two new studies from Johns Hopkins University are providing scientists with an unprecedented, detailed view of how human cells repair one of the most dangerous forms of genetic damage: a break that ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The treatments that save a child's life may leave behind a biological ...

My family has rescued many dogs from local shelters and humane societies, and I have always delighted in learning their breed makeup through DNA testing. Most at-home dog DNA tests begin with a cheek ...

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Authorities identified the man responsible for the 1995 killing of Celestina Perez through advances in DNA testing, closing the 31-year-old cold case Perez was 24 and the mother of four when she was ...