Important uses for genealogy fall into two broad categories — ethnicity and relationships among individuals. Over the next ...

While most known types of DNA damage are fixed by our cells’ in-house DNA repair mechanisms, some forms of DNA damage evade repair and can persist for many years, new research shows. This means that ...

RIVERSIDE, Calif. -- A previously unknown type of DNA damage in the mitochondria, the tiny power plants inside our cells, could shed light on how our bodies sense and respond to stress. The findings ...

Researchers found a higher concentration of a specific kind of DNA -- extrachromosomal or ecDNA -- in more aggressive and advanced cancers that could mark them as targets for future therapies. They ...

The human brain is one of the most complex parts of the body. It controls how we think, feel, remember, and behave.

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1957, just four years after Francis Crick and other scientists solved the riddle of ...

Scientists have captured the most detailed structural images to date of a specific type of protein's DNA repair process, a ...