The genetic code is the recipe for life, and provides the instructions for how to make proteins, generally using just 20 amino acids. But certain groups of microbes have an expanded genetic code, in ...

A US clinic is offering would-be parents the chance to select traits like height and intelligence to "genetically optimise" their future babies on top of the usual screenings for hereditary diseases.

As Neanderthals had dominated Europe for hundreds of thousands of years, the arrival of Homo sapiens 45,000 years ago marked the beginning of their sudden disappearance. The causes of this extinction ...

Two children with a rare genetic condition will live very different lives because one was tested at birth and the other was not, their parents say. Marley, five, and Meadow, four months, both have ...