The 84-year-old mother of "Today" host Savannah Guthrie is believed to have been taken against her will from her Tucson, Ariz., home in the early morning hours of Feb. 1 Don Arnold/WireImage; FBI ...

New molecule halts mitochondrial DNA loss before it triggers inflammation. When environmental stress harms DNA, it can set off a cascade of failures linked to heart conditions, neurodegeneration and ...

A team of researchers have developed an easy-to-use colorimetric assay for the detection of food contaminated with salmonella. The assay is based on a novel nucleic acid probe that is cleaved by an ...

DNA, the genetic material compacted in chromosomes, stores information to regulate all the cell processes in the body. Two decades ago, in addition to the widely known Watson-Crick double helix model ...