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

Inside our bodies, there is a "molecular clock" that quietly counts how many times a cell can divide. It is the "telomere," a ...

As biopharmaceutical development advances toward more complex biologics, vaccines, viral vectors, and cell and gene therapies, the demand for reliable analytical tools continues to grow. HYQURE ...

Every time a cell divides, it must accurately copy its entire genetic instruction manual. Before this process can begin, cells load their DNA-copying motor—a complex of six subunits known as the ...

Researchers at the MRC Laboratory of Medical Sciences, in partnership with other institutions, have pinpointed the exact location where DNA begins to unwind as cells initiate the duplication of their ...

The leading Arizona lawman investigating the disappearance of Nancy Guthrie is confident that evidence investigators have collected will crack the case. Pima County Sheriff Chris Nanos made his bold ...

Ancient Lost Worlds and Hidden History. On location videos made by author and adventurer Brien Foerster exploring Peru, Bolivia, Egypt, Hawaii, Easter Island and other exotic places. With special ...

The FBI is reportedly now examining potentially critical DNA evidence collected from Nancy Guthrie’s home in Tucson, Arizona. A private Florida lab that works with the Pima County Sheriff’s Department ...

The researchers, led by chemistry professor Zan Luthey-Schulten at the University of Illinois Urbana-Champaign, present their findings in the journal Cell. In two videos, researchers describe the work ...

Alex Sundby is a senior editor at CBSNews.com. In addition to editing content, Alex also covers breaking news, writing about crime and severe weather as well as everything from multistate lottery ...

The Pima County Sheriff's Department and the FBI have fielded around 40,000 to 50,000 leads so far. Coverage on this live blog has ended. Follow live updates here. Ring camera founder speaks about ...

Lucia Suarez Sang is an associate managing editor at CBSNews.com. Previously, Lucia was the director of digital content at FOX61 News in Connecticut and has previously written for outlets including ...